ἐὰν ἃ τοῖς ἄλλοις ἐπιτιμῶμεν, αὐτοὶ μὴ δρῶμεν → avoid doing what you would blame others for doing
cf. κακκάω. κἀκεῖ, κἀκεῖθεν, κἀκεῖνος, Att. crases for καὶ ἐκ-.