τὸ ζῷον τοῦτο οὐ μονῆρες καὶ αὐθέκαστον, ἀλλὰ κοινωνικὸν καὶ πολιτικόν → this animal is not solitary and self-sufficient, but social and political
P. ὁ συνειπών, see also helper.