οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
subs.
Range of sight: P. ἔποψις, ἡ. Boundary: P. and V. ὅρος, ὁ; see boundary.