Plato, Letters 337c

ἱκανήν—ἀριθμὸν δὲ εἶναι μυριάνδρῳ πόλει πεντήκοντα ἱκανοὶ τοιοῦτοι—τούτους δὴ δεήσεσιν καὶ τιμαῖς ὅτι μεγίσταις οἴκοθεν μεταπέμψασθαι, μεταπεμψαμένους δὲ ὀμόσαντας δεῖσθαι καὶ κελεύειν θεῖναι νόμους, μήτε νικήσασιν μήτε νικηθεῖσιν νέμειν πλέον, τὸ δὲ ἴσον καὶ κοινὸν πάσῃ τῇ πόλει. τεθέντων δὲ τῶν νόμων ἐν τούτῳ δὴ τὰ πάντα ἐστίν. ἂν μὲν γὰρ οἱ νενικηκότες ἥττους αὑτοὺς τῶν νόμων

the possession of ample property; and for a city of ten thousand citizens, fifty such men would be a sufficient number These men they should fetch from their homes by means of entreaties and the greatest possible honors; and when they have fetched them they should entreat and enjoin them to frame laws, under oath that they will give no advantage either to conquerors or conquered, but equal rights in common to the whole city. And when the laws have been laid down, then everything depends on the following condition. On the one hand, if the victors prove themselves subservient to the laws more than