οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
v. intrans.
Ar. and P. διαβαίνειν (Ar.), V. βαίνειν.
subs.
Ar. and V. βῆμα, τό, βάσις, ἡ.
When he has taken this immense stride: Ar. τοσόνδε δʼ αὐτοῦ βῆμα διαβεβηκότος (Eq. 77).