Plato, Laws 908b

μὲν τρισίν, αἷσπερ καὶ διήλθομεν, δύο δὲ ἐξ ἑκάστης τῆς τοιαύτης αἰτίας γενομένων, ἓξ ἂν γίγνοιντο ἃ καὶ διακρίσεως ἄξια γένη τῶν περὶ τὰ θεῖα ἐξαμαρτανόντων, οὐκ ἴσης οὐδʼ ὁμοίας δίκης δεόμενα. ᾧ γὰρ ἂν μὴ νομίζοντι θεοὺς εἶναι τὸ παράπαν ἦθος φύσει προσγένηται δίκαιον, μισοῦντές τε γίγνονται τοὺς κακούς, καὶ τῷ δυσχεραίνειν τὴν ἀδικίαν οὔτε τὰς τοιαύτας πράξεις προσίενται πράττειν, τούς τε μὴ δικαίους

from the three causes which we have described, and from each such cause two forms of impiety result—consequently those who sin in respect of religion fall into six classes which require to be distinguished, as needing penalties that are neither equal nor similar. For while those who, though they utterly disbelieve in the existence of the gods, possess by nature a just character, both hate the evil and, because of their dislike of injustice, are incapable of being induced to commit unjust actions, and flee from unjust men