οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
tantundem: v. tantusdem.
tantundem, v. tantumdem.
tantundem, s. tantus-dem.
tantundem ADV :: just as much