Plato, Laws 641c

δὲ τοιοῦτοι τά τε ἄλλα πράττοιεν καλῶς, ἔτι δὲ κἂν νικῷεν τοὺς πολεμίους μαχόμενοι. παιδεία μὲν οὖν φέρει καὶ νίκην, νίκη δʼ ἐνίοτε ἀπαιδευσίαν· πολλοὶ γὰρ ὑβριστότεροι διὰ πολέμων νίκας γενόμενοι μυρίων ἄλλων κακῶν διʼ ὕβριν ἐνεπλήσθησαν, καὶ παιδεία μὲν οὐδεπώποτε γέγονεν Καδμεία, νῖκαι δὲ ἀνθρώποις πολλαὶ δὴ τοιαῦται γεγόνασίν τε καὶ ἔσονται. δοκεῖς ἡμῖν, ὦ φίλε, τὴν ἐν τοῖς οἴνοις κοινὴν

besides acting nobly in other ways. Thus, while education brings also victory, victory sometimes brings lack of education for men have often grown more insolent because of victory in war, and through their insolence they have become filled with countless other vices; and whereas education has never yet proved to be Cadmeian, the victories which men win in war often have been, and will be, Cadmeian. You are implying, my friend, as it seems to us, that the convivial gathering,