τῷ ἄφρονι περιττεύει τὸ πάθος → the stupid man is carried away by passion
P. διαφάνεια, ἡ.
clearness, perspicuity: P. and V. σαφήνεια, ἡ.
Met., simplicity (of character, etc.): P. ἁπλότης, ἡ.