ἡ γὰρ συνήθεια δεινὴ τοῖς κατὰ μικρὸν ἐνοικειουμένοις πάθεσι πόρρω προαγαγεῖν τὸν ἄνθρωπον → for habituation has a strange power to lead men onward by a gradual familiarization of the feelings
partnership in: P. and V. κοινωνία, ἡ (gen.), Ar. and P. μετουσία, ἡ (gen.).