ἐὰν ἃ τοῖς ἄλλοις ἐπιτιμῶμεν, αὐτοὶ μὴ δρῶμεν → avoid doing what you would blame others for doing
P. and V. ἄφωνος, V. ἄφθεγκτος, ἄφθογγος, ἄναυδος, ἀφώνητος, ἀπόφθεγκτος; see dumb, silent.