οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
μεγᾰλοτίμως: с великим почетом (ἐνδέχεσθαι ἐν τῇ πατρίδι Diog. L.).