The word karma has traveled far from its origins. In popular usage it has become a casual synonym for luck — “good karma,” “bad karma” — stripped of the rigorous philosophical architecture that each tradition built around it. In Hinduism, Buddhism, and Jainism, karma is not merely cosmic accounting. It is a complete theory of moral causation, identity across time, and the path toward liberation.
Each tradition inherited or adapted the concept from the same cultural soil of ancient South Asia, yet arrived at strikingly different conclusions. Understanding where they agree — and where they diverge — reveals some of the deepest questions in moral philosophy: Does intention matter more than action? Is the self real enough to carry moral consequences across lifetimes? Can karma be exhausted, or only transcended?
Hindu Philosophy: Karma as Cosmic Law
In the Hindu philosophical tradition, karma (karma from Sanskrit, “action” or “deed”) is understood as a universal causal law operating across multiple lifetimes. The earliest systematic treatment appears in the Upaniṣads (c. 800–200 BCE), where karma is linked directly to saṃsāra — the cycle of death and rebirth — and to ātman, the individual self.
“A person consists of desires. As is his desire, so is his will. As is his will, so is his deed. As is his deed, so is what he attains.” — Bṛhadāraṇyaka Upaniṣad 4.4.5
Three categories of karma structure Hindu ethical life:
- Sañcita karma — the accumulated storehouse of past actions, from this and previous lives, waiting to bear fruit.
- Prārabdha karma — the portion of that store already “in flight,” actively shaping the current lifetime (health, circumstances, relationships).
- Āgāmin karma — karma being freshly generated through present actions and intentions.
What distinguishes the Hindu account is the continuity of the self (ātman) across rebirths. The same unchanging soul migrates through bodies, accruing and discharging karmic debt, until it achieves mokṣa — liberation — by merging with Brahman, the ultimate reality. The Bhagavad Gītā adds a crucial refinement: action performed without attachment to results (niṣkāma karma) does not generate binding karma. Doing one’s duty (dharma) without craving the fruit purifies rather than entangles.
Buddhist Philosophy: Karma as Intention
Buddhism inherited the vocabulary of karma and rebirth but radically transformed their meaning. The Buddha’s most consequential move was to deny the Hindu ātman: there is no permanent, unchanging self (anātman). What continues across lives is not a soul but a stream of consciousness — a causally linked sequence of mental events, with no fixed entity behind them.
This makes Buddhist karma fundamentally about intention (cetanā), not action alone:
“It is intention, O monks, that I call karma. Having intended, one acts through body, speech, and mind.” — Aṅguttara Nikāya 6.63
An action done without intention — accidentally stepping on an insect, for example — generates little or no karma. An action done with greed, hatred, or delusion generates negative karma; one done with generosity, compassion, or wisdom generates positive karma. The moral weight lives in the mental quality of the act, not the physical event.
Buddhism also reframes the goal. Liberation (nirvāṇa) is not the soul’s reunion with Brahman but the cessation of craving — the extinguishing of the mental fire that drives karmic generation in the first place. When craving stops, karma stops accumulating. When karma stops accumulating, the engine of rebirth falls silent.
This creates a philosophically elegant position: because there is no fixed self to be harmed or benefited across lives, karma is best understood as a pattern of habit and conditioning — mental grooves that shape future experience without requiring a metaphysical soul to carry them forward.
Jain Philosophy: Karma as Matter
Jainism presents the most elaborate and arguably the most literal doctrine of karma in the ancient world. Where Hinduism treats karma as cosmic law and Buddhism as mental conditioning, Jainism holds that karma is actual subtle matter (karma-pudgala) — fine particles that adhere to the soul (jīva) as the result of action, passion, and even thought.
“Just as a cloth stained with dirt is cleansed by washing, so the soul stained by karma is purified by austerity.” — Uttarādhyayana Sūtra 29.37
The Jain karmic system is extraordinarily detailed. There are eight main types of karma, further divided into 148 sub-types, each producing specific effects: some obscure knowledge, some distort perception, some determine lifespan, some fix social status at birth. The soul’s spiritual progress — from its current state of bondage toward mokṣa — is measured by how much karmic matter has been shed.
Two processes govern the soul’s karmic state:
- Āsrava (influx): the inflow of karma-matter, caused by activity (yoga) of body, speech, and mind, especially when combined with strong passions (kaṣāya: anger, pride, deceit, greed).
- Nirjarā (shedding): the burning off of accumulated karma through austerity (tapas), equanimity, and self-discipline.
Jainism takes non-violence (ahiṃsā) to its logical extreme precisely because of this material karma theory: even the subtlest act of harm attracts karmic particles. Jain monks carry brooms to sweep insects from their path and wear masks to avoid inhaling microscopic life. This is not mere ritual — it follows directly from the belief that harming any living being generates the heaviest category of karma.
Unlike Buddhism, Jainism posits a real, eternal soul (jīva) that persists across rebirths. Like Hinduism, liberation is the soul’s eventual release. But in Jainism, even the gods are subject to karma — only a siddha (liberated soul) that has shed all karma entirely is genuinely free.
Comparison at a Glance
| Hindu Philosophy | Buddhist Philosophy | Jain Philosophy | |
|---|---|---|---|
| Nature of karma | Cosmic causal law | Intentional mental action | Actual subtle matter |
| Carrier of karma | Ātman (eternal self) | Stream of consciousness (no fixed self) | Jīva (eternal soul) |
| What generates karma | Action + intention | Intention primarily | Action + passion + thought |
| Goal of liberation | Mokṣa: soul merges with Brahman | Nirvāṇa: cessation of craving | Mokṣa: soul sheds all karma-matter |
| Role of intention | Important (Gītā’s niṣkāma) | Central — defines karma | Significant but action still matters |
| Non-violence (ahiṃsā) | Valued | Central ethic | Taken to the greatest extreme |
| Can divine grace help? | Yes (bhakti traditions) | Not systematically | No — liberation is entirely self-earned |
Why the Differences Matter
The divergences are not merely academic. Each tradition’s theory of karma produces a different moral psychology and a different spiritual practice.
Hindu karma theory, especially through the Gītā, permits full engagement with worldly life — warfare, governance, commerce — provided one acts from duty rather than ego-driven craving. The householder and the renunciant both have valid karmic paths.
Buddhist karma theory concentrates ethical weight inward, on the quality of the mind moment by moment. Meditation, which trains attentional clarity and compassion, becomes the primary karmic instrument. External acts matter less than the mental state behind them.
Jain karma theory externalizes moral effort: every physical interaction with the world carries karmic consequence, making withdrawal from ordinary life (at least as a spiritual ideal) the cleanest path. The Jain monk represents the tradition’s highest aspirational type.
Together, they represent three of the most sophisticated answers ever developed to a question that haunts every reflective human life: Do our actions follow us? And can we ever be free of them?
Explore These Themes on Veralumen
The concept of karma — moral consequence, accountability across time, and the possibility of liberation — surfaces in different forms across many of the world’s philosophical traditions. On Veralumen, you can search any concept and read how eight traditions respond side by side in real time, from Buddhist and Hindu texts to the Quran, Bible, and Greek philosophy.
Search “karma,” “moral consequence,” or “liberation” on Veralumen →