Plato, Laws 934c

ἢ ἀποτίνειν, τὸν δέ, καθάπερ ζωγράφον, ὑπογράφειν ἔργα ἑπόμενα τῇ γραφῇ. ὃ δὴ καὶ νῦν, ὦ Μέγιλλε καὶ Κλεινία, ποιητέον ἡμῖν ὅτι κάλλιστα καὶ ἄριστα· τῶν κλοπαίων τε καὶ βιαίων πάντων τὰς ζημίας λεγομένας οἵας δεῖ γίγνεσθαι, λεκτέον, ὅπως ἂν ἡμῖν παρείκωσιν θεοὶ καὶ θεῶν παῖδες νομοθετεῖν.μαινόμενος δὲ ἄν τις ᾖ, μὴ φανερὸς ἔστω κατὰ πόλιν· οἱ προσήκοντες δʼ ἑκάστων κατὰ τὰς οἰκίας φυλαττόντων

while the lawgiver, like a draughtsman, must give a sketch in outline of cases which illustrate the rules of the written code. And that, O Megillus and Clinias, is the task which we must now execute as fairly and well as we can: we must state what penalties should be ordained for all cases of robbery and violence, in so far as the gods and sons of gods may suffer us to ordain them by law. If any be a madman, he shall not appear openly in the city; the relatives of such persons shall keep them indoors, employing whatever means they know of,