Plato, Laws 655d

ὀρθότητα εἶναι τὴν ἡδονὴν ταῖς ψυχαῖς πορίζουσαν δύναμιν. ἀλλὰ τοῦτο μὲν οὔτε ἀνεκτὸν οὔτε ὅσιον τὸ παράπαν φθέγγεσθαι, τόδε δὲ μᾶλλον εἰκὸς πλανᾶν ἡμᾶς. τὸ ποῖον; ἐπειδὴ μιμήματα τρόπων ἐστὶ τὰ περὶ τὰς χορείας, ἐν πράξεσί τε παντοδαπαῖς γιγνόμενα καὶ τύχαις, καὶ ἤθεσι καὶ μιμήσεσι διεξιόντων ἑκάστων, οἷς μὲν ἂν πρὸς τρόπου τὰ ῥηθέντα ἢ μελῳδηθέντα ἢ καὶ ὁπωσοῦν χορευθέντα, ἢ

of affording pleasure to the soul. But such an assertion is quite intolerable, and it is blasphemy even to utter it. The fact which misleads us is more probably the following— What? Inasmuch as choric performances are representations of character, exhibited in actions and circumstances of every kind, in which, the several performers enact their parts by habit and imitative art, whenever the choric performances are congenial to them in point of diction, tune or other features (whether from natural bent or from habit, or from all these causes combined),