οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
P. ὑφήγησις, ἡ.
escort: V. πομπή, ἡ (Eur., Iphigenia in Aulis 351); see direction.
under the guidance of this man: P. κατὰ τὴν τούτου ὑφήγησιν (Dem. 277).