κακῆς ἀπ' ἀρχῆς γίγνεται [[τέλος]] κακόν → from a bad [[beginning]] comes a bad end (Euripides' Aeolus fr. 32)
P. and V. ἀναγκαίως, P. κατ' ἀνάγκην.
by constraint: P. and V. ἀνάγκῃ, ἐξ ἀνάγκης.