The most momentous thing in human life is the art of winning the soul to good or to evil.

Notes from Wikiquote

As quoted in Ionia, a Quest (1954) by Freya Stark, p. 94

The most momentous thing in human life is the art of winning the soul to good or evil.

Pythagorean Ethical Sentences From Stobæus (1904)

Quote text and notes from Wikiquote: Pythagoras (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.