Variants
It is childish, not manly, to have immoderate desires.
More quotes by Democritus
Medicine heals diseases of the body, wisdom frees the soul from passions.
No power and no treasure can outweigh the extension of our knowledge.
The animal needing something knows how much it needs, the man does not.
Attribution
Quote text and notes from Wikiquote: Democritus (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.