κακῆς ἀπ' ἀρχῆς γίγνεται [[τέλος]] κακόν → from a bad [[beginning]] comes a bad end (Euripides' Aeolus fr. 32)
P. and V. εὐπειθής (Plato), κατήκοος (Plato), V. εὔαρκτος, εὐπιθής, πείθαρχος, φιλήνιος; see docile.