αἰὲν ἀριστεύειν καὶ ὑπείροχον ἔμμεναι ἄλλων → always strive for excellence and prevail over others (Iliad 6.208, 11.784)
P. and V. προσθήκη, ἡ.
something secondary: P. and V. πάρεργον, τό.
