ἐγκακέω
From LSJ
ταράσσει τοὺς ἀνθρώπους οὐ τὰ πράγματα, ἀλλὰ τὰ περὶ τῶν πραγμάτων δόγματα → what disturbs people is not what happens, but their view of what happens | it is not the things themselves that disturb men, but their judgements about these things
English (LSJ)
A behave remissly in a thing, ἐνεκάκησαν τὸ πέμπειν they culpably omitted to send, Plb.4.19.10, cf. Thd.Pr.3.11, Sm.Ge.27.46: c. part., τὸ καλὸν ποιοῦντες μὴ ἐγκακῶμεν Ep.Gal.6.9: abs., Ev.Luc. 18.1, al., cf. BGU1043.3 (iii A. D.); cf. ἐκκακέω. II ἐγκακοῦμεν· ὑψοῦμεν, Hsch.