ἐνίοις τὸ σιγᾶν κρεῖττόν ἐστι τοῦ λαλεῖν → for some people silence is better than words (Menander)
adv.
P. and V. εὐτυχῶς, εὐδαιμόνως, μακαρίως. (Turn out) fortunately: use also P. and V. εὖ, καλῶς, V. αἰσίως. As luck would have it: P. κατὰ τύχην. (Thuc. 3, 49).