οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
vĭdŭālis: e, adj. vidua,I of or belonging to a widow, widow-: pudicitia, Aug. Civ. Dei, 15, 26: depeculator depositi vidualis, Ambros. in Psa. 40, 27.