κοινὸν τύχη, γνώμη δὲ τῶν κεκτημένων → good luck is anyone's, judgment belongs only to those who possess it
ward off from oneself: P. and V. ἀμύνεσθαι, εὐλαβεῖσθαι.
parry a question: P. διακρούεσθαι, ὑπεξίστασθαι.