Plato, Laws 659d

περιφερόμενος ἥκειν, ὡς ἄρα παιδεία μέν ἐσθʼ ἡ παίδων ὁλκή τε καὶ ἀγωγὴ πρὸς τὸν ὑπὸ τοῦ νόμου λόγον ὀρθὸν εἰρημένον, καὶ τοῖς ἐπιεικεστάτοις καὶ πρεσβυτάτοις διʼ ἐμπειρίαν συνδεδογμένον ὡς ὄντως ὀρθός ἐστιν· ἵνʼ οὖν ἡ ψυχὴ τοῦ παιδὸς μὴ ἐναντία χαίρειν καὶ λυπεῖσθαι ἐθίζηται τῷ νόμῳ καὶ τοῖς ὑπὸ τοῦ νόμου πεπεισμένοις, ἀλλὰ συνέπηται χαίρουσά τε καὶ λυπουμένη τοῖς αὐτοῖς τούτοις οἷσπερ ὁ

and come back to this same point—namely, that education is the process of drawing and guiding children towards that principle which is pronounced right by the law and confirmed as truly right by the experience of the oldest and the most just. So in order that the soul of the child may not become habituated to having pains and pleasures in contradiction to the law and those who obey the law, but in conformity thereto, being pleased and pained at the same things as the old man,—