शुभाशुभफलं कर्म मनोवाग्देहसम्भवम् । कर्मजा गतयो नॄणामुत्तमाधममध्यमः ॥ ३ ॥
Action, which springs from the mind, from speech, and from the body, produces either good or evil results; by action are caused the (various) conditions of men, the highest, the middling, and the lowest.