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WisdomDarshanasSankhya
Sankhya - the oldest Indian philosophical system
Third Darshana

Sankhya Shastra · साङ्ख्य शास्त्र

Maharshi Kapila's map of consciousness and matter - the 25 tattvas, the three gunas, and the path to kaivalya through viveka.

FounderMaharshi Kapila
Canonical textSankhya Karika (~350 CE)
AuthorIshvarakrishna
School3rd astika darshana
Tattvas25
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I. What is Sankhya?

Sankhya(साङ्ख्य) literally means "enumeration" - the school that counts the principles (tattvas) of reality. Founded by Maharshi Kapila, the "original sage" (adya-siddha) mentioned in the Bhagavata Purana as an avatara of Vishnu and the son of Devahuti and the rishi Kardama.

The school's original sutras (attributed to Kapila) are lost. The surviving canonical text is the Sankhya Karika of Ishvarakrishna (~350 CE) - 72 verses (karikas) that compactly state the entire system. Classical commentaries: Gaudapada's Sankhya Karika Bhashya(6th c.), Vachaspati Mishra's Tattva Kaumudi (9th c.), and Vijnanabhikshu's Sankhya Pravachana Bhashya (16th c.). A separate set of texts - the Sankhya Sutrasattributed to Kapila - survives only in Vijnanabhikshu's edition.

Sankhya's thesis: reality has two independent eternal principles - Purusha (witness-consciousness) and Prakriti (matter with three gunas). Suffering arises when the witness mis-identifies as the witnessed. Liberation (kaivalya) is the discrimination (viveka) that re-establishes the witness in its own nature.

II. The 25 tattvas

Sankhya enumerates 25 tattvas - 2 eternal principles (Purusha + Prakriti) and 23 evolutes of Prakriti that unfold in strict sequence. Each tattva is more subtle and pervasive than the one below it.

The two eternal principles

01

Purusha

पुरुष(puruṣa)

Pure consciousness - the eternal witness (sakshi). Beyond all change, action, and attribute. Plural in classical Sankhya (many purushas, not one).

Function - Witnesses (drashta) but does nothing. Its mere presence triggers the unfolding of Prakriti, the way iron filings stir near a magnet.

02

Prakriti

प्रकृति(prakṛti)

Primordial unmanifest matter (mula-prakriti). The single root cause of all manifestation. Holds the three gunas (sattva, rajas, tamas) in perfect equilibrium until disturbed.

Function - Provides the substance that evolves into all 23 evolutes. Unconscious yet purposive - it "acts" only for the liberation of Purusha.

23 evolutes of Prakriti - unfolding in classical Sankhya order: cosmic intellect → ego → mind + 10 indriyas → 5 subtle elements → 5 gross elements.

Antahkarana - internal organs (3)

03

Intellect (Mahat / Buddhi)

महत् / बुद्धि(mahat / buddhi)

The first evolute of Prakriti. Cosmic intellect on the macro scale; individual buddhi on the micro scale. The faculty of decision, discrimination, and dharma-recognition.

Function - Discriminates real from unreal, dharma from adharma, self from non-self. The screen on which Purusha's consciousness reflects.

04

Ego (Ahankara)

अहङ्कार(ahaṅkāra)

The "I-maker" - the principle of self-appropriation that says "I am the doer", "this is mine". Splits into sattvic (giving rise to manas + 10 indriyas) and tamasic (giving rise to 5 tanmatras → 5 mahabhutas).

Function - Personalises experience. Without it, raw cognition would not become "MY" thought, "MY" perception. The root of samsara - and the seat of bondage.

05

Mind (Manas)

मनस्(manas)

The coordinating mind. Bridges sense organs (jnanendriyas) and action organs (karmendriyas). Both a jnanendriya AND a karmendriya in function - the 11th indriya.

Function - Receives sense data, sorts it, presents it to buddhi for decision, then dispatches buddhi's verdict to the karmendriyas. The switchboard of cognition.

Jnanendriyas - 5 sense organs

06

Ear (Shrotra)

श्रोत्र(śrotra)

The subtle faculty of hearing. NOT the physical ear - the cognitive power that converts vibration into "sound heard". Corresponds to akasha (space) at the elemental level.

Function - Perceives sound (shabda). The primary jnanendriya in Vedic culture - shruti (revelation) is "that which is heard".

07

Skin (Tvak)

त्वक्(tvak)

The faculty of touch. Distributed throughout the body. Corresponds to vayu (air) at the elemental level - air is the medium of contact.

Function - Perceives sparsha (touch - temperature, pressure, texture). The most pervasive jnanendriya.

08

Eye (Chakshus)

चक्षुस्(cakṣus)

The faculty of sight. NOT the eyeball - the cognitive power that interprets light as "form seen". Corresponds to agni (fire) at the elemental level - sight depends on light.

Function - Perceives rupa (form, colour, shape). Most prominent jnanendriya in modern cognition.

09

Tongue (Rasana / Jihva)

रसना / जिह्वा(rasanā / jihvā)

The faculty of taste. Corresponds to jala (water) at the elemental level - taste arises only when substance dissolves in saliva.

Function - Perceives rasa (taste - sweet, sour, salty, bitter, pungent, astringent in Ayurveda).

10

Nose (Ghrana)

घ्राण(ghrāṇa)

The faculty of smell. Corresponds to prithvi (earth) at the elemental level - smell is the densest, most material perception.

Function - Perceives gandha (smell). The most primal sense - first cognised by infants, last lost in dying.

Karmendriyas - 5 action organs

11

Speech (Vak)

वाक्(vāk)

The faculty of articulation. Centred in throat / tongue / lips. The most refined karmendriya - Vedic culture identifies vak with Saraswati and treats speech as sacred.

Function - Produces speech, mantra, song. The expression channel of buddhi.

12

Hands (Pani)

पाणि(pāṇi)

The faculty of grasping and manipulating. The hand is the instrument that transformed humanity from primate to civilisation - tool-making, ritual mudras, writing.

Function - Grasps (adana). All purposeful manipulation of objects.

13

Feet (Pada)

पाद(pāda)

The faculty of locomotion. Carries the body through space - pilgrimage (yatra), circumambulation (pradakshina), the lived journey of life.

Function - Movement (gamana). Transport of the body from place to place.

14

Anus (Payu)

पायु(pāyu)

The faculty of excretion. Eliminates what the body cannot use. Without proper functioning, agni (digestive fire) collapses.

Function - Elimination (visarga). Removal of waste; release of tamasic residue.

15

Genitals (Upastha)

उपस्थ(upastha)

The faculty of generation. Source of new life. In yoga + tantra, this is the seat of ojas - the most refined essence of bodily energy.

Function - Procreation (ananda) and reproduction. Transmutation possible via brahmacharya / urdhva-retas.

Tanmatras - 5 subtle elements

16

Sound (Shabda-tanmatra)

शब्द तन्मात्र(śabda-tanmātra)

The subtle essence of sound. The "thing" that the ear perceives. Precedes audible sound; the seed of vibration before manifestation.

Function - When condensed, produces akasha (space). Cognised by shrotra.

17

Touch (Sparsha-tanmatra)

स्पर्श तन्मात्र(sparśa-tanmātra)

The subtle essence of touch. Pure tactile quality before any specific texture.

Function - When condensed (with shabda), produces vayu (air). Cognised by tvak.

18

Sight (Rupa-tanmatra)

रूप तन्मात्र(rūpa-tanmātra)

The subtle essence of form and colour. Pure visibility before any specific image.

Function - When condensed (with shabda + sparsha), produces agni (fire). Cognised by chakshus.

19

Taste (Rasa-tanmatra)

रस तन्मात्र(rasa-tanmātra)

The subtle essence of flavour. Pure savour before any specific taste.

Function - When condensed (with shabda + sparsha + rupa), produces jala (water). Cognised by rasana.

20

Smell (Gandha-tanmatra)

गन्ध तन्मात्र(gandha-tanmātra)

The subtle essence of smell. Pure odour-quality before any specific scent.

Function - When condensed (with all four prior), produces prithvi (earth). Cognised by ghrana.

Mahabhutas - 5 gross elements

21

Space (Akasha)

आकाश(ākāśa)

The first gross element. Carries the property of sound alone. The medium in which all other elements arise. Subtlest of the five mahabhutas.

Function - Provides the field for vibration, movement, and form. Inside the body - empty spaces, hollow organs.

22

Air (Vayu)

वायु(vāyu)

The second mahabhuta. Carries sound + touch. The principle of motion and dryness.

Function - Moves everything. Inside the body - the five pranas, respiration, circulation, nerve impulses. The vata dosha of Ayurveda.

23

Fire (Agni / Tejas)

अग्नि / तेजस्(agni / tejas)

The third mahabhuta. Carries sound + touch + sight. Principle of transformation, heat, and light.

Function - Cooks, digests, illumines. Inside the body - digestive fire (jatharagni), body heat, metabolic enzymes. The pitta dosha.

24

Water (Jala / Apas)

जल / आपस्(jala / āpas)

The fourth mahabhuta. Carries sound + touch + sight + taste. Principle of cohesion, fluidity, and refreshment.

Function - Binds, dissolves, nourishes. Inside the body - blood, lymph, saliva, all fluids. The kapha dosha (with earth).

25

Earth (Prithvi)

पृथ्वी(pṛthvī)

The fifth and densest mahabhuta. Carries all five subtle qualities - sound, touch, sight, taste, smell. The most material element.

Function - Provides solidity, structure, mass. Inside the body - bones, muscles, hair, nails, skin. Together with water forms the kapha dosha.

III. Sankhya Karika - 72 verses, condensed

Ishvarakrishna's 72 karikas distill the entire system. The structure:

  1. Verses 1–3: The three sufferings (adhyatmika, adhibhautika, adhidaivika) and why ritual + scripture alone cannot end them. Need for higher knowledge.
  2. Verses 4–7: The three pramanas (means of valid knowledge): perception (drishta), inference (anumana), valid testimony (apta-vachana). What cannot be directly perceived must be inferred from effect to cause.
  3. Verses 8–16: Distinction between the unmanifest (avyakta = Prakriti) and the manifest (vyakta = the 23 evolutes). Both share the three gunas; both differ from Purusha which is gunaless.
  4. Verses 17–19: Why Purusha must exist - the experienced world is for someone's benefit; aggregation implies a non-aggregate witness; experience requires both experienced and experiencer.
  5. Verses 20–21: The blind-lame analogy - Purusha (lame, can see but not move) and Prakriti (blind, can move but not see) unite for the liberation of Purusha. Like a lame man on a blind man's shoulders.
  6. Verses 22–38: The 23 evolutes - buddhi, ahankara, manas, 10 indriyas, 5 tanmatras, 5 mahabhutas. Their causal sequence and mutual relationships.
  7. Verses 39–55: The subtle body (linga-sharira) that transmigrates between births, carrying the karmic impressions. Continues until viveka is attained.
  8. Verses 56–68: The 50 bhavas (mental states) and the play of the gunas in dharma / jnana / vairagya / aishvarya and their opposites.
  9. Verses 69–72: Kaivalya - once viveka arises, Prakriti withdraws "like a dancer who has finished her performance and exits the stage." Purusha rests in its own nature. Liberation in this life (jivanmukti) and after death (videhamukti).

The famous closing verse (SK 70) declares that the wisdom of Sankhya was first taught by Kapila to Asuri, then by Asuri to Panchashikha, then by the line of teachers down to Ishvarakrishna himself - establishing guru-parampara as the legitimating chain of transmission.

IV. Sankhya + Yoga - sister schools

Patanjali's Yoga Sutras (~2nd c. BCE) adopt the entire Sankhya metaphysics - same 25 tattvas, same Purusha-Prakriti distinction, same three gunas, same viveka-as-liberation. Yoga adds two crucial elements:

  • Ishvara - a special Purusha (klesha-karma-vipakair- aparamrishtah purusha-vishesha) who is the eternal first teacher. Sankhya is classically nir-ishvara (atheistic); Yoga is sa-ishvara (theistic).
  • Ashtanga marga - the eight-limb practical method (yama, niyama, asana, pranayama, pratyahara, dharana, dhyana, samadhi) by which viveka actually arises. Sankhya names the goal; Yoga gives the road.

Traditional teachers say: "Sankhya is theoretical knowledge; Yoga is practical realisation. Together they form a single system."

V. Sankhya vs. Vedanta - dualism vs. non-dualism

AspectSankhya (Kapila)Advaita Vedanta (Shankara)
Ontological statusDualism - Purusha + Prakriti both eternal + realNon-dualism - only Brahman is real; world is mithya (appearance)
Number of PurushasPlural - each individual has a distinct PurushaOne - Brahman/Atman is single, undivided
Status of PrakritiIndependently real, eternal, with three gunasMaya - beginningless but ultimately unreal; an apparent power of Brahman
Cause of bondageMistaken identification of Purusha with buddhiAvidya - superimposition (adhyasa) of non-Self on Self
LiberationKaivalya - Purusha rests alone in its nature; Prakriti withdrawsMoksha - recognition that the apparent jiva was always Brahman
GodNir-ishvara (no creator God); world emerges by Prakriti's spontaneous activity for PurushaIshvara is Brahman with maya - saguna (with attributes); ultimately one with nirguna Brahman
MethodViveka - discriminative knowledgeShravana, manana, nididhyasana on mahavakyas (Tat tvam asi)

Despite the divergence, later Vedantins (especially Vijnanabhikshu) argued for a synthesis (avibhaga-advaita) in which Sankhya's Purusha-Prakriti dualism is provisional and resolves into non-dual Brahman at the highest level.

VI. The 5 kleshas - and how Sankhya resolves them

Patanjali (YS 2.3) enumerates five kleshas - afflictions of the mind that keep the witness bound. Sankhya's viveka is the master-key that loosens all five, beginning with the root: avidya.

KLESHA 1Avidyaअविद्या

Ignorance - mistaking the impermanent for the permanent, the impure for pure, the suffering for joyful, the non-Self for the Self.

Sankhya resolution - Viveka - discriminative knowledge between Purusha and Prakriti. The root klesha from which all others arise.

KLESHA 2Asmitaअस्मिता

I-am-ness - the false identification of consciousness (Purusha) with the instrument of perception (buddhi).

Sankhya resolution - Witness one's own thoughts. Recognise that "I see the buddhi" - therefore I cannot BE the buddhi.

KLESHA 3Ragaराग

Attachment - clinging to what brought pleasure in the past. The unceasing pursuit of the agreeable.

Sankhya resolution - Vairagya - dispassion through repeated contemplation of impermanence. Not suppression; clear seeing.

KLESHA 4Dveshaद्वेष

Aversion - pushing away what brought pain in the past. The unceasing avoidance of the disagreeable.

Sankhya resolution - Titiksha - equanimous endurance. Recognising both pleasure + pain as modifications of prakriti, not of self.

KLESHA 5Abhiniveshaअभिनिवेश

Clinging to life / fear of death - present even in the wise; the most subtle and persistent klesha.

Sankhya resolution - Atma-jnana - knowing oneself as the deathless Purusha. The witness was never born; cannot die.

VII. Classical sources

  • Sankhya Karika of Ishvarakrishna (~350 CE) - 72 verses; the canonical surviving text of the system.
  • Sankhya Sutras attributed to Kapila - survive only in Vijnanabhikshu's 16th-c. edition; original Sutras of Kapila are lost.
  • Sankhya Karika Bhashya of Gaudapada (6th c.) - earliest extant commentary.
  • Yuktidipika (~8th c., anonymous) - the most exhaustive classical commentary on Sankhya Karika.
  • Tattva Kaumudi of Vachaspati Mishra (9th c.) - the standard medieval commentary, widely used in modern study.
  • Sankhya Pravachana Bhashya of Vijnanabhikshu (16th c.) - synthesises Sankhya with Vedanta in the avibhaga-advaita framework.
  • Bhagavad Gita chapters 2 + 3 + 13 - Krishna teaches Arjuna a Sankhya-influenced framework. Gita 2.39 explicitly names "Sankhya" and "Yoga" as the two methods.
  • Bhagavata Purana 3.25–3.33 - Kapila's teaching to his mother Devahuti; the most accessible devotional summary of Sankhya.
  • Yoga Vasishtha - extensively uses Sankhya vocabulary while integrating with Advaita Vedanta and Kashmir Shaiva conclusions.

Continue your study

25 tattvas catalogued · sourced from Sankhya Karika, Sankhya Sutras, Tattva Kaumudi, Yuktidipika, Sankhya Pravachana Bhashya · educational content, not a substitute for guru-paramparic study under a qualified teacher.
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