ἀεί ποτ' εὖ μὲν ἀσκός εὖ δὲ θύλακος ἅνθρωπός ἐστι → this guy's always good at being a wineskin, and at times a winesack
P. and V. εὐεργέτης, ὁ. Fem., P. and V. εὐεργέτις, ἡ.
virtuous man: use adj., P. and V. χρηστός.