Plato, Laws 634a

ὁ Διὸς οὖν δὴ καὶ ὁ Πυθικὸς νομοθέτης οὐ δήπου χωλὴν τὴν ἀνδρείαν νενομοθετήκατον, πρὸς τἀριστερὰ μόνον δυναμένην ἀντιβαίνειν, πρὸς τὰ δεξιὰ καὶ κομψὰ καὶ θωπευτικὰ ἀδυνατοῦσαν; ἢ πρὸς ἀμφότερα; πρὸς ἀμφότερα ἔγωγε ἀξιῶ. λέγωμεν τοίνυν πάλιν ἐπιτηδεύματα ποῖα ἔσθʼ ὑμῖν ἀμφοτέραις ταῖς πόλεσιν, ἃ γεύοντα τῶν ἡδονῶν καὶ οὐ φεύγοντα αὐτάς, καθάπερ τὰς λύπας οὐκ ἔφευγεν, ἀλλʼ ἄγοντα εἰς μέσας, ἠνάγκαζε καὶ ἔπειθεν τιμαῖς ὥστε κρατεῖν

Then surely the lawgiver of Zeus and he of Apollo did not enact by law a lame kind of courage, able only to defend itself on the left and unable to resist attractions and allurements on the right, but rather one able to resist on both sides? On both sides, as I would maintain. Let us, then, mention once more the State institutions in both your countries which give men a taste of pleasures instead of shunning them,—just as they did not shun pains but plunged their citizens into the midst of them and so compelled them,