Plato, Laws 918e

ὅμως δὲ εἰρήσεται—πανδοκεῦσαι τοὺς πανταχῇ ἀρίστους ἄνδρας ἐπί τινα χρόνον, ἢ καπηλεύειν ἤ τι τῶν τοιούτων πράττειν, ἢ καὶ γυναῖκας ἔκ τινος ἀνάγκης εἱμαρμένης τοῦ τοιούτου μετασχεῖν τρόπου, γνοίημεν ἂν ὡς φίλον καὶ ἀγαπητόν ἐστιν ἕκαστον τούτων, καὶ εἰ κατὰ λόγον ἀδιάφθορον γίγνοιτο, ἐν μητρὸς ἂν καὶ τροφοῦ σχήματι τιμῷτο τὰ τοιαῦτα πάντα· νῦν δὲ ὁπόταν εἰς ἐρήμους τις καπηλείας

namely, compel the best men everywhere for a certain period to keep inns or to peddle or to carry on any such trade, or even to compel women by some necessity of fate to take part in such a mode of life,—then we should learn how that each of these callings is friendly and desirable; and if all these callings were carried on according to a rule free from corruption, they would be honored