Βέβαιον οὐδέν ἐστιν ἐν θνητῷ βίῳ → Nihil, ut videtur, proprium in vita datur → Nichts Festes gibt's im Leben eines Sterblichen
customary: P. and V. νόμιμος.
of people, slylish: Ar. and P. ἀστεῖος, χαρίεις.