τῷ ἄφρονι περιττεύει τὸ πάθος → the stupid man is carried away by passion
P. and V. εὐήθως, Ar. and P. ἀνοήτως, P. μώρως (Xen.); see foolishly.
ridiculously: P. ἀτόπως, γελοίως, καταγελάστως.