ἄλογον δὴ τὸ μήτε μάχης ἄρξασθαι μήτε τοὺς φίλους φυλάξαι, ἐὰν ὑπό γε τῶν βαρβάρων ἀδικῆσθε → It is irrational neither to begin battle nor to guard the friends, if you are ever wronged by the foreigners
subs.
P. μαρμαρυγή, ἡ (Plat.), Ar. and V. σέλας, τό (also Plat. but rare P.), αὐγή, ἡ (also Plat. but rare P.): see glitter.
Met., brilliant effort: P. and V. ἀγώνισμα, τό.