κακὸς μὲν γὰρ ἑκὼν οὐδείς → no one is voluntarily wicked, no one is voluntarily bad
adv.
Ar. and P. θαυμασίως, ὑπερφυῶς. P. θαυμαστῶς, ἀμηχάνως, P. and V. δεινῶς.
Oddly: P. ἀτόπως.