ὀδοῦσι καὶ ὄνυξι καὶ πάσῃ μηχανῇ → tooth and nail | tooth, fang, and claw | in every possible way | by hook or by crook
you, thou: P. and V. σύ; Doric/Epic: τύνη; Doric: τύ; Boeotian: τού, τούν.