αὐτάρκης ἔσῃ, ἂν μάθῃς τί τὸ καλὸν κἀγαθόν ἐστι → you will be contented with your lot if you learn what the honourable and good is
adv.
Ar. and P. φρονίμως, P. εὐμαθῶς.
