Plato, Laws 823a

πειθόμενος γράμμασιν διεξέλθῃ τὸν βίον ἄκρατον. οὗτος ὅ τε λόγος ὀρθότατος εἰς ἔπαινον πολίτου, τόν τε νομοθέτην ὄντως δεῖ μὴ μόνον γράφειν τοὺς νόμους, πρὸς δὲ τοῖς νόμοις, ὅσα καλὰ αὐτῷ δοκεῖ καὶ μὴ καλὰ εἶναι, νόμοις ἐμπεπλεγμένα γράφειν, τὸν δὲ ἄκρον πολίτην μηδὲν ἧττον ταῦτα ἐμπεδοῦν ἢ τὰ ταῖς ζημίαις ὑπὸ νόμων κατειλημμένα. τὸ δὲ δὴ παρὸν ἡμῖν τὰ νῦν εἰ οἷον μάρτυρα ἐπαγόμεθα, δηλοῖμεν ἂν

This statement is the most correct way of praising the citizen; and in this way, moreover, the lawgiver must not only write down the laws, but in addition to the laws, and combined with them, he must write down his decisions as to what things are good and what bad; and the perfect citizen must abide by these decisions no less than by the rules enforced by legal penalties. The subject now before us we may adduce as a witness