μηδέν' ὀλβίζειν, πρὶν ἂν τέρμα τοῦ βίου περάσῃ μηδὲν ἀλγεινὸν παθών → Count no man blessed 'til he's passed the endpoint of his life without grievous suffering. (Sophocles, King Oedipus 1529f.)
P. and V. σοφιστής, ὁ, or use adj., P. and V. σοφός.
P. and V. σοφός, Ar. and P. φρόνιμος; see sagacious.
learned: Ar. and P. πολυμαθής.