Rhet gre 1376b17-19ἄτοπον γὰρ εἰ τοῖς μὲν νόμοις, ἂν μὴ ὀρθῶς (18) κείμενοι ὦσιν ἀλλ’ ἐξαμάρτωσιν οἱ τιθέμενοι, οὐκ οἰόμεθα (19) δεῖν πείθεσθαι, ταῖς δὲ συνθήκαις ἀναγκαῖον.
Rhys Roberts 1924 engWe do not regard ourselves as bound to observe a bad law which it was a mistake ever to pass: and it is ridiculous to suppose that we are bound to observe a bad and mistaken contract.
http://www2.hf.uio.no/common/apps/permlink/permlink.php?app=polyglotta&context=record&uid=cbffc335-1d51-11e7-ba66-0050569f23b2