Plato, Laws 733c

διαφέροντα πρὸς αἵρεσιν ἑκάστων. οὕτω δὴ τούτων ἐξ ἀνάγκης διακεκοσμημένων, ἐν ᾧ μὲν βίῳ ἔνεστι πολλὰ ἑκάτερα καὶ μεγάλα καὶ σφοδρά, ὑπερβάλλει δὲ τὰ τῶν ἡδονῶν, βουλόμεθα, ἐν ᾧ δὲ τὰ ἐναντία, οὐ βουλόμεθα· καὶ αὖ ἐν ᾧ ὀλίγα ἑκάτερα καὶ σμικρὰ καὶ ἠρεμαῖα, ὑπερβάλλει δὲ τὰ λυπηρά, οὐ βουλόμεθα, ἐν ᾧ δὲ τἀναντία, βουλόμεθα. ἐν ᾧ δʼ αὖ βίῳ ἰσορροπεῖ, καθάπερ ἐν τοῖς πρόσθεν δεῖ διανοεῖσθαι· τὸν ἰσόρροπον βίον ὡς τῶν μὲν ὑπερβαλλόντων

to govern its choice of each. So these things being thus ordered of necessity, we desire that mode of life in which the feelings are many, great, and intense, with those of pleasure predominating, but we do not desire the life in which the feelings of pain predominate; and contrariwise, we do not desire the life in which the feelings are few, small, and gentle, if the painful predominate, but if the pleasurable predominate, we do desire it. Further, we must regard the life in which there is an equal balance of pleasure and pain as we previously regarded the neutral state: we desire the balanced life in so far as it exceeds