Plato, Laws 653a

λέγομεν ἡμῖν εἶναι τὴν ὀρθὴν παιδείαν. τούτου γάρ, ὥς γε ἐγὼ τοπάζω τὰ νῦν, ἔστιν ἐν τῷ ἐπιτηδεύματι τούτῳ καλῶς κατορθουμένῳ σωτηρία. μέγα λέγεις. λέγω τοίνυν τῶν παίδων παιδικὴν εἶναι πρώτην αἴσθησιν ἡδονὴν καὶ λύπην, καὶ ἐν οἷς ἀρετὴ ψυχῇ καὶ κακία παραγίγνεται πρῶτον, ταῦτʼ εἶναι, φρόνησιν δὲ καὶ ἀληθεῖς δόξας βεβαίους εὐτυχὲς ὅτῳ καὶ πρὸς τὸ γῆρας παρεγένετο· τέλεος δʼ οὖν ἔστʼ ἄνθρωπος ταῦτα καὶ τὰ ἐν

our definition of right education. For the safekeeping of this depends, as I now conjecture, upon the correct establishment of the institution mentioned. That is a strong statement! What I state is this,—that in children the first childish sensations are pleasure and pain, and that it is in these first that goodness and badness come to the soul; but as to wisdom and settled true opinions, a man is lucky if they come to him even in old age and; he that is possessed of these blessings, and all that they comprise,