Plato, Laws 663b

καὶ ἀγαθόν τε καὶ καλὸν πιθανός γʼ, εἰ μηδὲν ἕτερον, πρὸς τό τινα ἐθέλειν ζῆν τὸν ὅσιον καὶ δίκαιον βίον, ὥστε νομοθέτῃ γε αἴσχιστος λόγων καὶ ἐναντιώτατος ὃς ἂν μὴ φῇ ταῦτα οὕτως ἔχειν· οὐδεὶς γὰρ ἂν ἑκὼν ἐθέλοι πείθεσθαι πράττειν τοῦτο ὅτῳ μὴ τὸ χαίρειν τοῦ λυπεῖσθαι πλέον ἕπεται. σκοτοδινιᾶν δὲ τὸ πόρρωθεν ὁρώμενον πᾶσίν τε ὡς ἔπος εἰπεῖν καὶ δὴ καὶ τοῖς παισὶ παρέχει, νομοθέτης εἰ μὴ δόξαν εἰς τοὐναντίον τούτου καταστήσει, τὸ σκότος

if nothing else, to induce a man to live the holy and just life, so that any doctrine which denies this truth is, in the eyes of the lawgiver, most shameful and most hateful; for no one would voluntarily consent to be induced to commit an act, unless it involves as its consequence more pleasure than pain. Now distance has the effect of befogging the vision of nearly everybody, and of children especially; but our lawgiver will reverse the appearance by removing the fog,