PATH OF THE DRAGON

Part X

Glossary of Extended Reference Terms

Estimated reading time: 33 min

This glossary explains borrowed terms used in the manuscript and its practice references. Definitions begin in their source fields; a comparison with the book’s language does not make the terms equivalent or establish the book’s cosmology.

For the book’s own frameworks, use the Glossary of Key Terms. For active archetypes and their provenance, use the Glossary of Archetypes. Full practice instructions belong in the relevant chapters; readiness and method-specific screening belong in Checklists and Materials.

Psychology, Personality, Consciousness & Neurobiology

Clinical terms here support recognition and further reading, not self-diagnosis. Brain regions work through interacting networks; hormones and neurotransmitters have receptor-, circuit-, and context-dependent effects. None maps directly onto an archetype or moral character.

Addiction: Persistent, difficult-to-control substance use or certain behaviours despite substantial harm. Clinical categories, mechanisms, and recovery routes differ; no single reward-circuit or disconnection account explains every case.

Alexithymia (a-lek-suh-THY-mee-uh): Difficulty identifying or describing emotions, which can coexist with feeling, empathy, and care.

Altered States of Consciousness (ASC): Marked changes from a person’s usual waking experience in perception, attention, mood, or sense of self. Intensity alone establishes neither insight nor benefit.

Amygdala: A group of nuclei involved in evaluating biological significance and learning about threat, reward, and relevance.1

Explore in the book (1)

Attachment Theory: A psychological framework, associated with John Bowlby and Mary Ainsworth, concerning bonds with caregivers and expectations of availability and support. Attachment patterns are context-sensitive tendencies, not fixed adult identities.2

Autonomic Nervous System (ANS): Networks regulating bodily functions largely outside voluntary control. The sympathetic nervous system supports mobilization; parasympathetic pathways support varied regulatory functions. These divisions interact rather than simply switching between danger and safety.

Co-regulation: Interpersonal processes through which one person’s presence, behaviour, or responsiveness influences another’s state. Supportive contact can help; contact itself does not establish safety or consent.

Collective Unconscious (Jung): Jung’s proposed inherited layer of psyche, expressed through archetypal patterns beyond personal experience. It belongs to analytical psychology, not established shared-memory biology.

Complex Trauma (C-PTSD): Repeated or prolonged trauma exposure, often relational, is commonly called complex trauma. Complex PTSD is a distinct ICD-11 diagnosis involving PTSD symptoms plus difficulties in affect regulation, self-concept, and relationships; the terms are not interchangeable.3

Compulsion: A repetitive behaviour or mental act experienced as difficult to resist, sometimes aimed at reducing distress. The term describes a pattern shared by different conditions.

Conscious Agent Theory (Hoffman): Donald Hoffman and collaborators’ formal proposal treating conscious agents as fundamental and physical experience as arising through their interactions. It remains a theoretical programme, distinct from the book’s Conscious Agent (Everfolding).4

Consciousness: A term used for subjective experience, awareness, or wakefulness, depending on context. Competing scientific and philosophical accounts explain different aspects; no single theory settles them all.5

Corpus Callosum: The major bundle of nerve fibres connecting the cerebral hemispheres. It supports coordination across them; it is not the brain’s only route of interhemispheric communication.

Cortisol: A glucocorticoid hormone involved in metabolism, immune regulation, and stress responses, with a daily rhythm.6

Default Mode Network (DMN): Interacting brain regions associated with internally directed processes, including autobiographical memory and aspects of self-related thought.

Dissociation: Disruption or discontinuity in the usual integration of awareness, memory, identity, perception, or bodily experience. It ranges in form and severity; numbness or detachment should not automatically be read as contemplative stillness.7

Dopamine: A neurotransmitter involved in movement, motivation, reward learning, and salience.

Ego: In psychoanalysis, a set of mediating psychological functions; in wider spiritual usage, often the felt separate self or its defensive identifications. These meanings should be distinguished.

Emotional Blunting/Flattening: Reduced emotional intensity or expression. Possible causes include medication effects, depression, and other conditions; assess the cause and any treatment changes with a prescriber.

Epigenetics: Regulation of gene activity without changing the DNA sequence. Human intergenerational trauma findings do not establish that specific memories or experiences pass through germline epigenetic inheritance.8

Epinephrine (Adrenaline): A hormone and neurotransmitter involved in acute mobilization, including changes in heart rate, circulation, and energy availability.

Executive Function: Interrelated capacities for planning, working memory, inhibition, attention, and flexible action. They depend on distributed networks and vary with conditions such as sleep, stress, and cognitive load.

False Self: A psychological term for protective or socially adapted self-presentation that obscures needs or experience. Such adaptation can protect a person; it need not imply deliberate deception.

Felt Sense: Eugene Gendlin’s term for a bodily felt, initially unclear sense of a whole situation. It invites exploration rather than supplying an infallible verdict.9

Freeze Response (Polyvagal): An involuntary defensive response involving reduced movement or action. Freezing, collapse, and dissociation can differ physiologically; the Polyvagal label is an interpretive model, not a diagnosis.

Fundamental Attribution Error: The tendency to overemphasize another person’s disposition and underweight their situation when explaining behaviour.

GABA: Gamma-aminobutyric acid, a major inhibitory neurotransmitter in the adult central nervous system.

Ghrelin: A hormone involved in hunger signalling and energy balance, with effects influenced by physiological and environmental conditions.

Hard Problem of Consciousness: David Chalmers’s question of why and how physical processes are accompanied by subjective experience.

Explore in the book (1)

Hippocampus: A brain structure important for forming and organizing memories and for spatial processing.

Explore in the book (1)

Hyperfocus: Prolonged, intense attentional absorption with difficulty shifting away. Definitions and research measures vary; it is neither exclusive to one diagnosis nor a guaranteed advantage.10

Hypervigilance: Heightened monitoring for possible threat. It can be protective in dangerous conditions and exhausting when it persists beyond them.

Insula: A cortical region involved in interoception, affect, salience, and other processes.11

Explore in the book (1)

Insulin: A hormone central to blood-glucose regulation and nutrient use.

Intergenerational Trauma: Effects of trauma extending across generations through relationships, social conditions, institutions, and potentially biological pathways. Specific human germline mechanisms remain uncertain.12

Interoception: Sensing and interpreting signals from within the body. Access and interpretation vary; stronger sensation is not necessarily more accurate perception.

Interpreter Phenomenon: Michael Gazzaniga’s account of how the brain constructs coherent explanations from incomplete information, associated in classic split-brain work with the usually language-dominant left hemisphere.

Introjects: Internalized voices, expectations, or attitudes acquired from significant others and social environments. They may feel like one’s own judgement even when their origins remain unexamined.

Left Hemisphere: One cerebral hemisphere, often dominant for language in particular tasks. Specialization varies; neither hemisphere is a separate personality or a purely rational or intuitive mind.

Leptin: A hormone released largely by fat tissue that contributes to longer-term energy-balance and appetite signalling.

Masking (Neurodiversity): Concealing, suppressing, or compensating for traits to meet social expectations. It can support safety or access while carrying effort and costs; disclosure and unmasking remain personal choices.

Melatonin: A hormone that helps signal biological night and coordinate circadian timing.

Memory: Processes of encoding, retaining, and reconstructing information. Recall is shaped by context and later experience; vividness, bodily intensity, or confidence does not establish historical accuracy.

Mirror Neurons: Neurons that respond during particular actions and observation of similar actions. Their study does not establish a complete neural explanation of empathy or interpersonal understanding.

Neurodiversity: Variation in human neurocognitive functioning, and a perspective that considers such variation alongside disability, access, and support needs. Difference neither erases impairment nor determines a person’s value.

Neuroplasticity: The nervous system’s capacity to change with experience, activity, injury, and development. Change can reinforce helpful or harmful patterns and is constrained by biology and circumstance.

Explore in the book (1)

Norepinephrine: A neurotransmitter and hormone involved in arousal, attention, and mobilization. Effects vary across central and peripheral pathways.

Oxytocin: A peptide with established roles in birth and lactation and context-sensitive effects in social processes. It does not reliably produce trust, goodness, or secure attachment.

Persona (Jung): The social face or role through which a person relates to the world. It supports participation but can constrict experience when treated as the whole self.

Personality Disorders (Conceptual): Clinical classifications concerning enduring disturbances in self and interpersonal functioning. The book’s Energetic Armor describes protective habits; clinical diagnosis requires qualified assessment.13

Placebo Effect: Changes associated with expectations, learning, and treatment context rather than the intervention’s specific mechanism alone. Such effects do not mean symptoms are imaginary.

Polyvagal Theory (Porges): Stephen Porges’s model linking autonomic regulation, defensive responses, and social engagement. Its ventral-vagal, sympathetic, and dorsal-vagal state language is influential in therapy; aspects of its anatomy, evolutionary claims, and explanatory scope remain debated.14

Prefrontal Cortex (PFC): Frontal cortical regions participating in planning, inhibition, working memory, evaluation, and flexible behaviour through wider networks.15

Explore in the book (1)

Projection: Attributing one’s own feelings, motives, or disowned qualities to another. Suspecting projection does not establish it or invalidate another person’s report of harm.

Psyche: A broad psychological term for mental life, sometimes encompassing conscious and unconscious processes. Its historical and theoretical meanings vary.16

Reward Circuit (Brain): A shorthand for interacting systems involved in reinforcement, motivation, salience, and learning. Dopamine participates alongside other transmitters.17

Right Hemisphere: One cerebral hemisphere, often contributing strongly to spatial, contextual, and prosodic processing. These are relative specializations within coordinated networks, not proof of a separate intuitive self.

Serotonin: A signalling molecule with diverse central and peripheral functions, including roles in mood, sleep, appetite, and digestion.18

Somatic Experiencing (SE): Peter Levine’s therapeutic approach to trauma-related responses, using attention to bodily experience and paced engagement with activation.19

Explore in the book (1)

Somatic Memory: A loose term for bodily patterns of response associated with past experience. Sensations can be meaningful without being literal records or evidence of an unremembered event.

Split-Brain Studies: Research with people whose cerebral connections were surgically interrupted, revealing task-specific partial specializations and limits of information transfer.

Splitting: In psychodynamic usage, polarized representations of self or others as all-good or all-bad, with difficulty holding mixed qualities together.20

Synchronicity (Jung): Jung’s term for a coincidence experienced as meaningfully connected without an established causal link.21

Testosterone: An androgen involved in reproductive and other bodily functions, with context-sensitive relationships to motivation and social behaviour. It does not determine dominance, aggression, or gendered character.22

Thyroid Hormones (T3 / T4): Hormones that influence metabolism, development, and bodily tempo. Thyroid dysfunction can affect energy and mood; symptoms require clinical interpretation.

Transference/Countertransference: Transference concerns feelings and expectations redirected toward a practitioner from other relationships; countertransference concerns the practitioner’s emotional responses to the person. Both require reflection and boundaries, not automatic interpretation as truth.23

Triggers: In trauma contexts, reminders that evoke distress or defensive responses linked to past experiences. Present danger, memory, and interpretation still need distinguishing.24

Unconscious: Mental processes or contents outside present awareness. Different psychological traditions define its structure and influence differently.

Vagus Nerve: The tenth cranial nerve, carrying sensory and motor information between the brainstem and multiple organs.

Vasopressin: A peptide with established roles in water balance and vascular regulation. Social findings vary by species, sex, and context; it is not a general bonding or commitment chemical.25

Window of Tolerance (Siegel): A clinical model for the range of arousal within which a person can remain sufficiently present and responsive. The range varies with circumstances; it is not a directly measured biological boundary.26

Physics, Cosmology & Framework Concepts

Scientific and mathematical terms retain their source meanings here; entries name the book’s metaphorical uses where they differ.

Big Bang: The cosmological account of the observable universe’s expansion from an early hot, dense state. It does not by itself settle questions of ultimate origin.

Black Hole: A region of spacetime bounded by an event horizon from which light cannot escape. Predicted singularities may indicate limits of general relativity rather than settled knowledge of the interior.27

Butterfly Effect: Sensitive dependence on initial conditions in certain nonlinear systems, where small differences can grow substantially.28

Casimir Effect: A measurable force between bodies arising from quantum-field interactions under particular boundary conditions.29

Chaos Theory: The study of deterministic systems whose sensitivity to initial conditions limits long-term prediction. Deterministic chaos differs from randomness.30

Complexity Theory: Interdisciplinary study of systems whose interacting parts produce collective patterns that are difficult to infer from isolated components. Methods and meanings vary across fields.31

Computational Irreducibility: Stephen Wolfram’s term for processes whose behaviour generally cannot be predicted by a shortcut substantially simpler than running them. Its scope must be established for particular systems.32

Explore in the book (1)

Dark Matter/Energy: Dark matter names inferred gravitating matter not explained by visible matter; dark energy names the component used to describe accelerated cosmic expansion. Their physical nature remains unresolved. Neither is equivalent to the book’s Dark Entangled.33

Edge of Chaos: A proposed regime near transitions between ordered and chaotic behaviour in certain models, studied for its relation to computation or adaptation. It is not a universal optimum for life.34

Entanglement (Quantum): A relationship in which a combined quantum state cannot be reduced to independent component states. Its correlations do not permit faster-than-light signalling or prove metaphysical interconnectedness.35

Entropy: A quantity with distinct formulations in thermodynamics, statistical mechanics, and information theory. Its technical meanings should not be collapsed into a universal measure of disorder, moral decline, or psychic fragmentation.

Event Horizon: A boundary beyond which events cannot send signals to a specified observer or region. A black hole’s horizon is not a material surface.

Fractals: Mathematical structures displaying detail across scales, often with exact or statistical self-similarity. Natural forms can be approximately fractal over limited ranges; recurrence alone does not make a pattern fractal.

Hawking Radiation: A theoretical prediction that black holes emit radiation through quantum effects in curved spacetime, raising questions about evaporation and information.36

Holographic Principle: A quantum-gravity conjecture relating a region’s description to degrees of freedom on its boundary. Precise realizations are theory-dependent; it is distinct from optical holography and the book’s Fractal Holography metaphor.37

Holon / Holonic Weave: A holon is simultaneously a whole and part of a larger whole. “Holonic weave” extends that image to nested relationships; it is not a separate physical theory.

Indra’s Net: An image associated with Huayan Buddhism: an infinite net of jewels, each reflecting the others, expressing interpenetration and mutual implication. Its use as a contemplative image does not make Huayan doctrine equivalent to the Entangled Firmament.38

Explore in the book (1)

Langlands Program: Conjectures and theorems connecting number theory, automorphic forms, harmonic analysis, and representation theory.

Explore in the book (1)

Limits of Logic: Formal limits differ by system. Gödel’s incompleteness results concern sufficiently strong, consistent formal systems; Turing’s halting result concerns general computation. Neither proves that every question is undecidable or that mystical claims are true.39

Lists (Data Structure): Ordered collections of elements. In comparisons with networks, lists emphasize sequence rather than many-to-many relationships.40

Mandelbrot Set: A mathematical fractal generated by iterating a simple rule, with intricate detail unfolding along its boundary at many scales.

Multiverse: An umbrella for different proposals involving more than one universe, cosmic region, or quantum branch. The proposals have different assumptions and evidential status.

Möbius Strip: A surface formed by joining a strip’s ends after a half-twist, with one continuous side and one boundary. The book’s Möbius Manifold borrows this image for apparent opposites within one continuous reality.

Networks: Collections of nodes and connections used to represent relationships. What a network model reveals depends on which relationships are represented and what has been left out.

Non-Locality (Quantum): The failure of certain local explanations to reproduce quantum correlations, as tested through Bell inequalities. It does not allow usable faster-than-light communication or establish mind-to-mind influence.41

Observer Effect (Quantum Physics): Changes associated with measurement interactions. “Observer” need not mean a conscious person, and quantum measurement does not show that intention selects external outcomes.42

Quantum Field Theory: A framework describing particles and interactions through quantum fields. Its vacuum states remain physical states, distinct from philosophical nothingness.

Quantum Gravity: Research seeking to reconcile gravity with quantum theory. Several approaches remain under development; no single account is established as a complete theory.

Quantum Vacuum: A lowest-energy state of a quantum field under specified conditions. It has physical structure and fluctuations; it is not absolute nothingness or the book’s Void.

Explore in the book (2)

Ruliad (Wolfram): Wolfram’s proposed entangled limit of all possible computations, of which observers sample a part. The Everfolding Ontology transforms this idea into its own generative sieve rather than reproducing it; neither account is established physics.43

Explore in the book (2)

Self-Organization: The formation of collective order through local interactions without a central controller specifying the resulting pattern. Outcomes depend on the system’s conditions and constraints.

Self-Similarity: Exact or approximate resemblance between a structure and portions of it at different scales. It can be a mathematical property, a statistical pattern, or a loose visual analogy.

Singularity (Cosmological/Black Hole): A limit where a spacetime description breaks down, commonly characterized through incomplete geodesics. It need not be understood as a known physical point of infinite density.44

Spacetime: The combined spatial and temporal structure used in relativity. Proposals that spacetime emerges from something more fundamental remain active theoretical research.45

String Theory: A theoretical framework describing fundamental constituents through one-dimensional strings. Its formulations and extra dimensions remain unconfirmed as descriptions of our universe.46

Superposition (Quantum): A quantum state expressed as a combination of possible states relative to a chosen basis.

Tegmark Levels (Multiverse): Max Tegmark’s proposed hierarchy: I, regions beyond our observable horizon; II, regions with different effective physical conditions; III, quantum branches under many-worlds evolution; IV, other mathematical structures. It is speculative. The Everfolding Ontology is not an added fifth level.47

Trees (Data Structure): Hierarchical structures of nodes linked without cycles. As an image, a tree foregrounds branching and ancestry rather than the cross-connections of a general network.48

Wave Function (Quantum): A mathematical description from which quantum probabilities can be calculated. Its physical interpretation differs among approaches to quantum theory.

Wave Function Collapse: The change from a superposed state to a definite measurement outcome in collapse-based descriptions. Interpretations differ over whether collapse is a physical process, an update of description, or unnecessary.49

Spirituality, Sexuality, Mythology & Ethics

Traditions retain their own histories, purposes, and methods. Subtle-body language is not settled anatomy, and a modern adaptation does not confer lineage authority. In shared practice, spiritual meaning never overrides present capacity, specific revocable consent, or the right to leave.

Alchemy: Historical practices combining material experimentation with varied philosophical, medical, and religious aims. Psychological alchemy is a later interpretive use, distinct from those source practices.50

Ancestral Grief: Grief connected to family histories, collective losses, or inherited social conditions. It need not imply personal memory of ancestral events or a proven biological transmission mechanism.

Apophatic Theology (Via Negativa): Approaching the divine by examining the limits of affirmative descriptions and saying what cannot adequately be attributed to it. Traditions differ in purpose and method.

Archetypes: In Jungian and later depth psychology, recurring organizing patterns expressed through images, stories, and behaviour. The book’s adaptation to temporary action currents, including its distinct Dragon exception, is defined in the Glossary of Archetypes.

As Above, So Below: A Hermetic maxim expressing correspondence between levels of reality. “As Within, So Without” is a later expansion; neither supplies scientific evidence that all scales share one mechanism.

BDSM: An umbrella for bondage and discipline, dominance and submission, and sadism and masochism.51 Dominant and submissive name negotiated directing and yielding roles; a switch may take either. Sadistic and masochistic roles concern consensually giving or receiving intensity that may be experienced as pain. Roles do not establish pathology, therapeutic benefit, or blanket permission. Shared practice requires activity-specific knowledge, ongoing consent, stop signals, and aftercare; greater authority carries greater responsibility.

Breathwork: Deliberate changes to breathing pace, depth, holds, or sequence. Slow, unforced breathing differs in risk from rapid, forceful, prolonged, or retention-heavy methods.52 Sensations such as tingling or shaking are not proof of trauma release. Method-specific screening and stop capacity matter.

Catharsis: Emotional expression or release that can bring relief. Trauma recovery and changes in behaviour involve more than release; escalating arousal to provoke an emotional discharge can be counterproductive.53

Chakras: Subtle-body centers in particular Tantric and yogic systems. Their number, location, and function vary; modern maps associating centers with psychological themes are adaptations rather than settled anatomy.54 They locate a current in a subtle-body map. The rainbow running red, orange, yellow, green, blue, indigo, and violet from base to crown, with white sometimes at the crown, is a modern Western picture. The Five Energetic Bodies name interpenetrating registers of a life: flesh, vitality, meaning, mythic image, and contact with the Void.

Ein Sof: In Kabbalah, a term for the infinite or without-end aspect of the divine beyond ordinary determination. Its contemplative comparison with the book’s Void does not make the terms equivalent.55

Explore in the book (1)

Eros: In Greek and later philosophical usage, desire or love reaching toward an object or ideal; in psychoanalysis, a life-drive concept. The book’s broader creative-vital use is an adaptation, not a single historical definition.56

Flow State (Psychology): Absorbed engagement in an activity, commonly associated with a workable relation between challenge and skill. This differs from the book’s receptive Flow pole.57

Guru: A teacher or spiritual preceptor in South Asian traditions, with roles varying by lineage. The title alone establishes neither ethical conduct nor authority over another person’s choices.58

Harm Reduction: Practical approaches that reduce adverse consequences while respecting agency. They can coexist with treatment, reduced use, abstinence, and other recovery goals.

Hoʻoponopono: A Native Hawaiian process for setting relationships right within families and close groups. The four-phrase inner-reconciliation exercise in Chapter 19 is a modern adaptation, not traditional Hoʻoponopono or a teaching of its lineage form.59

Explore in the book (1)

Impermanence (Anicca, uh-NEE-cha): In Buddhist teaching, the changing and unstable character of conditioned phenomena. It supports inquiry into attachment and suffering within a broader ethical and contemplative path.60

Kali: A Hindu goddess with diverse devotional and theological meanings, including time, death, power, and liberation. The book’s fierce-truth and boundary-clarity lens is a limited adaptation.61

Kink: A broad term for erotic interests, practices, or identities outside a given social norm. Its meaning is contextual; it is neither inherently therapeutic nor interchangeable with BDSM. Consent and activity-specific safety remain necessary.

Koans: Cases, sayings, or encounters used in particular Zen teaching traditions. Their practice involves lineage-specific instruction; they are more than puzzles or generic celebrations of paradox.62

Kundalini: A form of latent spiritual power described in some Tantric and yogic traditions, often pictured as coiled at the base of the spine, with varying maps of its awakening.63 Strong sensations alone do not identify Kundalini or justify intensifying a practice. In this book the raw surge is the Serpent.

Left-Hand Path (LHP): In some South Asian Tantric contexts, a ritual path associated with practices that cross conventional purity boundaries; modern Western esoteric movements have reinterpreted the term around individualism and opposition to perceived orthodoxy. These are distinct histories, not one uniform tradition.64 The book borrows a narrower lens for questioning what a norm excludes. Inquiry may recover a possibility, reveal why a boundary matters, or end in a route worth leaving. Another person’s consent remains a boundary, and inquiry need not become enactment.

Libido: In Freud, sexual drive or its psychic energy; Jung broadened the term toward psychic energy generally. These theoretical meanings differ from a person’s level of sexual desire.

Mantra: Sacred utterance in varied Hindu, Buddhist, and related ritual or contemplative traditions. Meaning, sound, transmission, and practice differ; it is not simply any repeated affirmation.65

Maya: A term with varied Indian philosophical meanings concerning appearance, illusion, or the power through which experience is manifested. It should not be reduced to “nothing is real.”

Explore in the book (1)

Metta Meditation (Loving-Kindness): A Buddhist practice cultivating goodwill toward oneself and others. It does not require affection, reconciliation, or renewed contact with someone who has caused harm.66

Mindfulness: In Buddhist traditions, English renderings of terms including Pali sati and Sanskrit smṛti, situated within ethical and contemplative paths. Secular clinical usage commonly emphasizes deliberate, non-judgmental present-moment attention.67

Nam-myoho-renge-kyo: The Japanese invocation of the title of the Lotus Sutra, central to Nichiren Buddhist practice. Its religious context should remain distinct from generic sound repetition.68

Non-Duality (Advaita): In Advaita Vedānta, the non-duality of ultimate reality, expressed through the relation of ātman and brahman. Broader contemporary uses of “non-duality” span different traditions and experiences; they are not interchangeable doctrines.69

Nonviolent Communication (NVC): Marshall Rosenberg’s approach distinguishing observations, feelings, needs, and requests. A clear request remains open to refusal; using the vocabulary does not make a demand consensual.70

Níðhöggur: Modern Icelandic form of Old Norse Níðhǫggr, the creature associated with gnawing beneath the world tree. The book draws on it as a mythic correspondence.71

Prana/Pranayama: In yogic traditions, prāṇa concerns vital breath or life processes; prāṇāyāma names disciplines of breath regulation. These concepts are not equivalent to oxygen or generic modern breathwork.72

Psychedelics: Diverse psychoactive drugs that can markedly alter perception, mood, cognition, and sense of self. Compounds differ in pharmacology, evidence, legal status, and risk.73 Chapter 30 distinguishes classic psychedelics (psilocybin, LSD, DMT), empathogens (including MDMA), and dissociatives (including ketamine). Neither intensity nor interpretation proves therapeutic benefit or metaphysical truth. Compound-specific screening, informed consent, support proportionate to risk, and attention to interactions remain necessary.

Explore in the book (1)

Qi Gong: Chinese practices coordinating posture or movement, breath, and attention in varied health, contemplative, and martial contexts.74

Qi/Chi: In Chinese thought, qì names dynamic material or psychophysical processes, with meanings varying across traditions and periods. It is distinct from biomedical energy and South Asian prāṇa.75

Recovery (Addiction): An individually defined process of change pursued through varied routes, including treatment, medications where indicated, harm reduction, peer support, reduced use, or abstinence. It does not require one method or identity.76

Right-Hand Path (RHP): A contrasting label whose meanings also vary across Tantric and Western esoteric settings.77 In the book’s limited use, it names trust in inherited forms where they serve life, not passive conformity or a compulsory destination after rebellion. See Left-Hand Path (LHP).

Sacred Geometry: Geometric forms or diagrams given religious, cosmological, or contemplative meaning within particular traditions.78

Sacred Sexuality: A modern umbrella for placing erotic life within spiritual, ritual, or devotional meaning, not a synonym for Tantra. Sacred framing guarantees neither benefit nor ethics; shared practice requires specific, ongoing, revocable consent.79

Set/Setting/Integration (Psychedelics): Set concerns mindset, expectations, and current condition; setting concerns physical, relational, and cultural surroundings. Integration practice concerns interpreting an experience and deciding what to reinforce afterward. These factors shape experience without replacing substance-specific screening or establishing an interpretation’s truth.80

Shakti: Sanskrit for power or capacity; in Hindu traditions, divine feminine power, understood in some Shakta traditions as ultimate reality. It is not a synonym for any intense sensation.81

Shiva: A major Hindu deity with varied forms and theologies. Some Shaiva Tantric systems understand Shiva as consciousness inseparable from Shakti.82

Shiva/Shakti: In some Shaiva and Shakta philosophies, inseparable dimensions of divine reality. The book’s non-gendered stillness-and-vitality lens is a limited adaptation, not a universal definition of Tantra.83

Shunyata (Sanskrit śūnyatā, “emptiness”): In Madhyamaka Buddhism, the lack of inherent nature in dependently arising phenomena. It is neither nihilism nor equivalent to the book’s metaphysical Void.84

Explore in the book (1)

Somatic: Pertaining to the body; in therapeutic contexts, often emphasizing lived sensation, movement, or physiology. Bodily experience can inform understanding without being inherently accurate or diagnostic.

Spiritual Bypassing: Using spiritual ideas or practices to avoid painful experience, conflict, or responsibility. A claim of transcendence does not remove the need to address harm.

Subtle Body: Religious and esoteric maps describing non-physical dimensions of a person. Their structures vary by tradition; they do not form one universal energetic system or settled biological anatomy.

Surrender: Conscious yielding of control or resistance. In shared practice, it remains inside specific, ongoing, revocable consent: either person can pause or withdraw, and ethical responsibility remains intact.

Tai Chi (Taijiquan): A Chinese physical practice combining relaxed circular movement, breathing, and cultivated attention. It includes varied schools, solo routines, exercises, and partner forms.85

Tantra: Diverse Hindu and Buddhist initiatory traditions with lineage-specific texts and practices, including mantra, visualization, ritual, deity practice, and subtle-body disciplines. Tantra is not synonymous with sacred sexuality, and no single Shiva/Shakti map represents it.86

Tao (Dao): “Way,” “path,” or “guide” across Chinese traditions. In Daoist texts it can concern the course of things, conduct, or generative processes.87

Explore in the book (1)

Third Eye / Ājñā: A subtle-body center associated in modern yoga and esoteric maps with insight or inner vision. Historical systems vary; it is not an anatomical organ or evidence of clairvoyance.88

Transgression: Chosen engagement with taboo or convention. Crossing another person’s live boundary is violation, not an exploration licensed by transgressive or sacred language.

Trauma: Lasting adverse effects of events or conditions experienced as harmful or life-threatening. The term does not by itself name a diagnosis or prescribe one route of recovery.89

Trauma-Informed Care (TIC): An organizational approach that recognizes trauma’s effects, incorporates that understanding into practice, and seeks to resist retraumatization. SAMHSA’s principles include safety, trustworthiness, peer support, collaboration, choice, and attention to cultural, historical, and gender conditions.90

Will to Power (Nietzsche): A contested concept interpreted psychologically, ethically, and metaphysically. The book borrows a limited self-overcoming lens; it does not reduce Nietzsche’s concept to personal growth or make power self-justifying.91

Wu Wei: A Daoist term often rendered as non-action or non-forcing. It concerns action responsive to conditions rather than rigid imposition, not simple passivity.92

Yantra: A geometric diagram used in varied Hindu ritual, contemplative, architectural, or talismanic contexts. Some Tantric uses concern a deity’s representation or dwelling.93

Zazen: Japanese seated meditation, with instructions and purposes varying across Zen lineages. Kōan-centered practice and shikantaza, “just sitting,” are distinct methods rather than interchangeable stages.94

Zen Buddhism: East Asian Buddhist traditions centered on disciplined practice and transmitted teachings. Seated meditation is prominent in many schools; koan study is central in some, not all.

Útiseta (Old Norse útiseta, “sitting out”): Historically, sitting outside, especially a night vigil associated with sorcery or prophecy.95 The book’s brief sensory vigil is a modern secular adaptation. Impressions remain hypotheses, not prophecy. Choose a secure place, dress for the weather, and stop if panic or dissociation rises.

  1. For the amygdala’s role within multiple evaluative pathways, see Luiz Pessoa and Ralph Adolphs, Emotion processing and the amygdala: from a “low road” to “many roads” of evaluating biological significance (2010). For the insula, see Gary G. Berntson et al., The insula, the amygdala and evaluative processes (2011). For distributed prefrontal networks, see Caterina Gratton, Zach Ladwig, and Diana C. Perez, What Do Network Approaches Add to Our Understanding of Prefrontal Cortex and Executive Function? (2024).↩︎

  2. See the APA Dictionary of Psychology, “Attachment Style”, including its distinction between infant and adult classifications.↩︎

  3. For complex trauma as repeated interpersonal exposure with wide-ranging effects, see the National Child Traumatic Stress Network, “Complex Trauma”. For the distinct ICD-11 diagnosis, see the World Health Organization, Clinical Descriptions and Diagnostic Requirements for ICD-11 Mental, Behavioural or Neurodevelopmental Disorders, section 6B41.↩︎

  4. See Donald D. Hoffman and Chetan Prakash, “Objects of Consciousness”, Frontiers in Psychology 5 (2014).↩︎

  5. See Anil K. Seth and Tim Bayne, “Theories of Consciousness”, Nature Reviews Neuroscience 23 (2022).↩︎

  6. A systematic review found mixed and incomplete evidence regarding PTSD, HPA-axis function, and diurnal cortisol profiles. See HPA axis function and diurnal cortisol in post-traumatic stress disorder.↩︎

  7. See David Spiegel, “Overview of Dissociative Disorders”, MSD Manual Professional Edition (reviewed 2025).↩︎

  8. The National Human Genome Research Institute explains that epigenetic modifications alter gene activity without changing DNA sequence, that many marks persist through cell division, and that much of the epigenome is reset between generations: Epigenomics Fact Sheet. Rachel Yehuda and Amy Lehrner distinguish observed intergenerational effects from demonstrated epigenetic transmission in Intergenerational transmission of trauma effects: putative role of epigenetic mechanisms, World Psychiatry 17 (2018).↩︎

  9. See The International Focusing Institute, “Felt Sense”, for the felt sense as a bodily awareness of a whole situation that is initially unclear and can carry implicit meaning.↩︎

  10. Brandon K. Ashinoff and Ahmad Abu-Akel review the limited research and lack of a single consensus definition in Hyperfocus: the forgotten frontier of attention, Psychological Research 85 (2021).↩︎

  11. For the amygdala’s role within multiple evaluative pathways, see Luiz Pessoa and Ralph Adolphs, Emotion processing and the amygdala: from a “low road” to “many roads” of evaluating biological significance (2010). For the insula, see Gary G. Berntson et al., The insula, the amygdala and evaluative processes (2011). For distributed prefrontal networks, see Caterina Gratton, Zach Ladwig, and Diana C. Perez, What Do Network Approaches Add to Our Understanding of Prefrontal Cortex and Executive Function? (2024).↩︎

  12. The National Human Genome Research Institute explains that epigenetic modifications alter gene activity without changing DNA sequence, that many marks persist through cell division, and that much of the epigenome is reset between generations: Epigenomics Fact Sheet. Rachel Yehuda and Amy Lehrner distinguish observed intergenerational effects from demonstrated epigenetic transmission in Intergenerational transmission of trauma effects: putative role of epigenetic mechanisms, World Psychiatry 17 (2018).↩︎

  13. See the World Health Organization, Clinical Descriptions and Diagnostic Requirements for ICD-11 Mental, Behavioural or Neurodevelopmental Disorders, section 6D10, for the clinical framework and severity classification.↩︎

  14. For the proposed hierarchy, see Stephen W. Porges, Polyvagal Theory: A Science of Safety (2022). For a critical anatomical review, see Winfried L. Neuhuber and Hans-Rudolf Berthoud, Functional Anatomy of the Vagus System: How Does the Polyvagal Theory Comply?, Biological Psychology (2022).↩︎

  15. For the amygdala’s role within multiple evaluative pathways, see Luiz Pessoa and Ralph Adolphs, Emotion processing and the amygdala: from a “low road” to “many roads” of evaluating biological significance (2010). For the insula, see Gary G. Berntson et al., The insula, the amygdala and evaluative processes (2011). For distributed prefrontal networks, see Caterina Gratton, Zach Ladwig, and Diana C. Perez, What Do Network Approaches Add to Our Understanding of Prefrontal Cortex and Executive Function? (2024).↩︎

  16. See the American Psychological Association, “Psyche”, APA Dictionary of Psychology.↩︎

  17. See Nora D. Volkow, Michael Michaelides, and Ruben Baler, “The Neuroscience of Drug Reward and Addiction”, Physiological Reviews 99(4) (2019), for dopamine’s role within interacting reward, salience, learning, and control circuits and multiple transmitter systems.↩︎

  18. See Omar A. Bamalan, Marlyn J. Moore, and Yasir Al Khalili, “Physiology, Serotonin”, StatPearls, for serotonin’s receptor-dependent central and peripheral functions.↩︎

  19. See Peter Levine’s Ergos Institute, “Somatic Experiencing”, for the approach’s own account, and the intervention description in Andersen et al., “Somatic Experiencing for Patients with Low Back Pain and Comorbid Posttraumatic Stress Disorder”, Trials 19 (2018).↩︎

  20. See the APA Dictionary of Psychology, “Splitting”, for the psychodynamic defence and its polarized representations.↩︎

  21. See C. G. Jung, “Synchronicity: An Acausal Connecting Principle”, in Collected Works of C. G. Jung, Volume 8.↩︎

  22. See Shawn N. Geniole and Justin M. Carré, “Human Social Neuroendocrinology: Review of the Rapid Effects of Testosterone”, Hormones and Behavior 104 (2018), 192–205, for context-responsive hormone–behaviour relations and their interpretive limits.↩︎

  23. The U.S. National Library of Medicine distinguishes Transference (Psychology) from Countertransference (Psychology) in its Medical Subject Headings.↩︎

  24. The U.S. Department of Veterans Affairs defines trauma reminders as people, places, things, or situations that bring memories of trauma to mind: “Trauma Reminders: Triggers”.↩︎

  25. For established endocrine roles, see Mirjam Christ-Crain and Stephen Ball, “The Neurohypophysis: Endocrinology of Vasopressin and Oxytocin”, Endotext (updated 2025). For species-, sex-, and context-sensitive social findings, see Heather K. Caldwell, “Oxytocin and Vasopressin: Powerful Regulators of Social Behavior”, The Neuroscientist 23(5) (2017).↩︎

  26. See Daniel J. Siegel, The Developing Mind, third edition (Guilford Press, 2020), for the clinical model and its attribution.↩︎

  27. NASA distinguishes the observed event-horizon boundary from the singularity predicted by general relativity, where known physics may reach its limit: “Black Hole Anatomy”.↩︎

  28. See Edward N. Lorenz, “Deterministic Nonperiodic Flow”, Journal of the Atmospheric Sciences 20 (1963), 130–141. For the broader complexity-science context, see Mitchell, Complexity: A Guided Tour.↩︎

  29. See G. L. Klimchitskaya, U. Mohideen, and V. M. Mostepanenko, “The Casimir Force Between Real Materials: Experiment and Theory”, Reviews of Modern Physics 81 (2009).↩︎

  30. See Edward N. Lorenz, “Deterministic Nonperiodic Flow”, Journal of the Atmospheric Sciences 20 (1963), 130–141. For the broader complexity-science context, see Mitchell, Complexity: A Guided Tour.↩︎

  31. See Melanie Mitchell, Complexity: A Guided Tour, Oxford University Press (2009), for the sciences of complexity and the emergence of organized or adaptive behaviour from interactions among many components.↩︎

  32. For the originating physical-model argument, see Stephen Wolfram, “Undecidability and Intractability in Theoretical Physics”, Physical Review Letters 54 (1985). For the coarse-grained predictability limit, see Navot Israeli and Nigel Goldenfeld, “Computational Irreducibility and the Predictability of Complex Physical Systems”, Physical Review Letters 92 (2004).↩︎

  33. NASA distinguishes dark matter from dark energy, the name given to the unknown cause of accelerated cosmic expansion.↩︎

  34. See Melanie Mitchell, James P. Crutchfield, and Peter T. Hraber, “Dynamics, Computation, and the ‘Edge of Chaos’: A Re-Examination”.↩︎

  35. See John S. Bell, On the Einstein Podolsky Rosen paradox (1964), and Maximilian Schlosshauer, Decoherence, the measurement problem, and interpretations of quantum mechanics (2005).↩︎

  36. See Stephen W. Hawking, “Particle Creation by Black Holes”, Communications in Mathematical Physics 43 (1975), 199–220.↩︎

  37. See Raphael Bousso, “The Holographic Principle”, Reviews of Modern Physics 74 (2002).↩︎

  38. See the Stanford Encyclopedia of Philosophy, “Huayan Buddhism”.↩︎

  39. See Kurt Gödel, Über formal unentscheidbare Sätze der Principia Mathematica und verwandter Systeme I (1931); J. Barkley Rosser, Extensions of Some Theorems of Gödel and Church (1936); and Alan M. Turing, On Computable Numbers, with an Application to the Entscheidungsproblem (1936).↩︎

  40. See the NIST Dictionary of Algorithms and Data Structures entries for “list” and “tree”.↩︎

  41. See John S. Bell, On the Einstein Podolsky Rosen paradox (1964), and Maximilian Schlosshauer, Decoherence, the measurement problem, and interpretations of quantum mechanics (2005).↩︎

  42. See John S. Bell, On the Einstein Podolsky Rosen paradox (1964), and Maximilian Schlosshauer, Decoherence, the measurement problem, and interpretations of quantum mechanics (2005).↩︎

  43. See Stephen Wolfram, “The Concept of the Ruliad”, which defines it as the singular entangled limit of all possible computations and describes experienced reality through observer-dependent sampling.↩︎

  44. See the Stanford Encyclopedia of Philosophy, “Singularities and Black Holes”, for competing definitions and geodesic incompleteness as the central criterion.↩︎

  45. See Nathan Seiberg, “Emergent Spacetime”, in The Quantum Structure of Space and Time (2007), for one influential account of spacetime emergence as an open problem in quantum gravity.↩︎

  46. See Joseph Polchinski, String Theory, Volume 1, Cambridge University Press (1998), and the Cambridge front matter for Volume 2: Superstring Theory and Beyond, especially its ten-dimensional superstring and compactification chapters.↩︎

  47. See Max Tegmark, “The Multiverse Hierarchy”.↩︎

  48. See the NIST Dictionary of Algorithms and Data Structures entries for “list” and “tree”.↩︎

  49. See John S. Bell, On the Einstein Podolsky Rosen paradox (1964), and Maximilian Schlosshauer, Decoherence, the measurement problem, and interpretations of quantum mechanics (2005).↩︎

  50. See Lawrence M. Principe, “The Secrets of Alchemy”, Science History Institute.↩︎

  51. See Nele De Neef et al., “Bondage-Discipline, Dominance-Submission and Sadomasochism (BDSM) From an Integrative Biopsychosocial Perspective: A Systematic Review”, Sexual Medicine 7(2), 129–144 (2019).↩︎

  52. See Guy William Fincham et al., “Effect of Breathwork on Stress and Mental Health: A Meta-Analysis of Randomised-Controlled Trials”, Scientific Reports 13 (2023), which distinguishes fast- and slow-paced methods and notes limited adverse-event reporting, especially for fast-paced practice. MedlinePlus describes the physiology and possible symptoms of rapid, deep overbreathing in “Hyperventilation”.↩︎

  53. For the psychoanalytic meaning of catharsis as discharge of repressed affect, see the APA Dictionary of Psychology, “Catharsis”. For the narrower finding that high-arousal anger venting is not inherently anger-reducing, see Sophie L. Kjærvik and Brad J. Bushman, “A Meta-Analytic Review of Anger Management Activities That Increase or Decrease Arousal: What Fuels or Douses Rage?”, Clinical Psychology Review 109 (2024).↩︎

  54. For the variation among Tantric traditions and the later consolidation of a popular Western seven-center map, see David B. Gray, “Tantra and the Tantric Traditions of Hinduism and Buddhism”, and Kurt Leland, “The Rainbow Body: How the Western Chakra System Came to Be”.↩︎

  55. See “Kabbalah”, Encyclopaedia Judaica, for the historical range of Ein Sof and its relation to divine manifestation.↩︎

  56. See the Stanford Encyclopedia of Philosophy, “Love”, for the historical range from passionate desire to later philosophical developments.↩︎

  57. See the American Psychological Association, “Flow”, APA Dictionary of Psychology.↩︎

  58. See “Guru”, Encyclopedia of Religion, for the term’s range across South Asian traditions.↩︎

  59. See the University of Hawaiʻi, “Restoring pono, restoring community”, and E. Victoria Shook, Ho’oponopono: Contemporary Uses of a Hawaiian Problem-Solving Process.↩︎

  60. See the Stanford Encyclopedia of Philosophy, “Mind in Indian Buddhist Philosophy”, especially its account of impermanence as a mark of compounded phenomena, and “SN 22.12: Aniccasutta”, translated by Bhikkhu Sujato.↩︎

  61. See David B. Gray, “Tantra and the Tantric Traditions of Hinduism and Buddhism”, Oxford Research Encyclopedia of Religion.↩︎

  62. See Steven Heine and Dale S. Wright, “Introduction: Kōan Tradition—Self-Narrative and Contemporary Perspectives”, Oxford Academic.↩︎

  63. See David B. Gray, “Tantra and the Tantric Traditions of Hinduism and Buddhism”, Oxford Research Encyclopedia of Religion.↩︎

  64. Kennet Granholm, “The Serpent Rises in the West: Positive Orientalism and Reinterpretation of Tantra in the Western Left-Hand Path”, traces Western esoteric reinterpretations of Tantric left/right terminology and warns against treating those reinterpretations as South Asian Tantra itself.↩︎

  65. See Frederick M. Smith, “Mantra”, Encyclopedia of Religion, for mantra as a varied class of sacred utterances with Vedic, Hindu, Buddhist, ritual, devotional, and meditative histories.↩︎

  66. See Sutta Nipāta 1.8, “The Buddha’s Words on Loving-Kindness”, for an early Buddhist extension of mettā towards all beings.↩︎

  67. For right mindfulness within a Buddhist ethical and contemplative path, see the Stanford Encyclopedia of Philosophy, “Ethics in Indian Buddhism”. For contemporary secular and clinical usage, evidence limits, and possible adverse effects, see the National Center for Complementary and Integrative Health, “Meditation and Mindfulness: Effectiveness and Safety”.↩︎

  68. See Jacqueline I. Stone, “Nichiren”, Oxford Research Encyclopedia of Religion.↩︎

  69. See the Stanford Encyclopedia of Philosophy, “Śaṅkara”.↩︎

  70. See the Center for Nonviolent Communication’s Certification Preparation Packet, which identifies Marshall Rosenberg as NVC’s founder and developer and distinguishes observations, feelings, needs, and requests.↩︎

  71. For Níðhǫggr, see the University of Victoria’s MyNDIR record.↩︎

  72. See the St Andrews Encyclopaedia of Theology, “Yoga”, especially its discussion of prāṇa and breath regulation in the Upaniṣads and later yoga traditions.↩︎

  73. See the National Institute on Drug Abuse, “Psychedelic and Dissociative Drugs”, for substance diversity, altered mood, thought, and perception, and safety uncertainty. The U.S. Food and Drug Administration’s “Psychedelic Drugs: Considerations for Clinical Investigations” is final guidance for regulated clinical investigations, not a personal-use safety finding.↩︎

  74. The U.S. National Center for Complementary and Integrative Health describes qigong as Chinese practices that regulate mind, breath, movement, and posture, and notes the range of active and meditative forms: “Qigong: What You Need To Know”.↩︎

  75. See the Stanford Encyclopedia of Philosophy, “Metaphysics in Chinese Philosophy”.↩︎

  76. SAMHSA describes recovery as highly personal and occurring through many pathways, including clinical treatment, medications, peer and family support, self-care, faith-based approaches, and others: “About Recovery”. SAMHSA also treats harm reduction and recovery as compatible pathways in Advancing Partnerships Across Harm Reduction and Recovery (2025).↩︎

  77. Kennet Granholm, “The Serpent Rises in the West: Positive Orientalism and Reinterpretation of Tantra in the Western Left-Hand Path”, traces Western esoteric reinterpretations of Tantric left/right terminology and warns against treating those reinterpretations as South Asian Tantra itself.↩︎

  78. For examples of distinct, tradition-specific uses, see the Metropolitan Museum of Art, “Geometric Patterns in Islamic Art”, and Madhu Khanna, “Yantra”, Encyclopedia of Religion.↩︎

  79. See David B. Gray, “Tantra and the Tantric Traditions of Hinduism and Buddhism”, Oxford Research Encyclopedia of Religion.↩︎

  80. For distinctions between mindset and physical, social, and cultural context, see Kyle Patch and William R. Smith, “What Are Set and Setting: Reducing Vagueness to Improve Research and Clinical Practice”, Journal of Psychopharmacology 39(9) (2025). For integration as a varied and still unsettled family of definitions and practices, see Geoff J. Bathje, Eric Majeski, and Mesphina Kudowor, “Psychedelic Integration: An Analysis of the Concept and Its Practice”, Frontiers in Psychology 13 (2022).↩︎

  81. See David B. Gray, “Tantra and the Tantric Traditions of Hinduism and Buddhism”, Oxford Research Encyclopedia of Religion.↩︎

  82. See David B. Gray, “Tantra and the Tantric Traditions of Hinduism and Buddhism”, Oxford Research Encyclopedia of Religion.↩︎

  83. See David B. Gray, “Tantra and the Tantric Traditions of Hinduism and Buddhism”, Oxford Research Encyclopedia of Religion.↩︎

  84. See the Stanford Encyclopedia of Philosophy, “Madhyamaka”.↩︎

  85. UNESCO describes Taijiquan as a traditional Chinese physical practice with relaxed circular movement, breath regulation, multiple schools, routines, exercises, and tuishou.↩︎

  86. See David B. Gray, “Tantra and the Tantric Traditions of Hinduism and Buddhism”, Oxford Research Encyclopedia of Religion.↩︎

  87. See the Stanford Encyclopedia of Philosophy, “Daoism” and “Metaphysics in Chinese Philosophy”.↩︎

  88. For the variation among Tantric traditions and the later consolidation of a popular Western seven-center map, see David B. Gray, “Tantra and the Tantric Traditions of Hinduism and Buddhism”, and Kurt Leland, “The Rainbow Body: How the Western Chakra System Came to Be”.↩︎

  89. See the U.S. Substance Abuse and Mental Health Services Administration, “Trauma and Violence: What Is Trauma and Its Effects?”.↩︎

  90. See SAMHSA, “Trauma-Informed Approaches and Programs”, for the four assumptions, and the NCBI Bookshelf’s reproduction of SAMHSA’s six key principles.↩︎

  91. See the Stanford Encyclopedia of Philosophy, “Friedrich Nietzsche”.↩︎

  92. See the Stanford Encyclopedia of Philosophy, “Daoism” and “Metaphysics in Chinese Philosophy”.↩︎

  93. See Madhu Khanna, “Yantra”, Encyclopedia of Religion, for the varied ritual, meditational, architectural, and talismanic uses of Hindu yantras.↩︎

  94. See the Stanford Encyclopedia of Philosophy, “Japanese Zen Buddhist Philosophy”, especially its account of zazen across Japanese Zen schools and its distinction between kōan practice and shikantaza, or “just sitting.”↩︎

  95. Richard Cleasby and Guðbrandur Vigfússon define útiseta as sitting outdoors, especially a night vigil for sorcery or prophecy, in An Icelandic-English Dictionary (1874).↩︎