Plato, Laws 671c

συμβαίνειν τῷ δυναμένῳ τε καὶ ἐπισταμένῳ παιδεύειν τε καὶ πλάττειν, καθάπερ ὅτʼ ἦσαν νέαι; τοῦτον δʼ εἶναι τὸν πλάστην τὸν αὐτὸν ὥσπερ τότε, τὸν ἀγαθὸν νομοθέτην, οὗ νόμους εἶναι δεῖ συμποτικούς, δυναμένους τὸν εὔελπιν καὶ θαρραλέον ἐκεῖνον γιγνόμενον καὶ ἀναισχυντότερον τοῦ δέοντος, καὶ οὐκ ἐθέλοντα τάξιν καὶ τὸ κατὰ μέρος σιγῆς καὶ λόγου καὶ πόσεως καὶ μούσης ὑπομένειν, ἐθέλειν ποιεῖν πάντα τούτοις τἀναντία, καὶ εἰσιόντι τῷ μὴ καλῷ θάρρει

in the hands of the man who has the skill and the ability to train and mould them. And now, even as then, the man who is to mould them is the good legislator; he must lay down banqueting laws, able to control that banqueter who becomes confident and bold and unduly shameless, and unwilling to submit to the proper limits of silence and speech, of drinking and of music, making him consent to do in all ways the opposite,—