οὕτω δὴ καὶ τοῦ πατρὸς καὶ τῶν φίλων φαμὲν ἔχειν λόγον, καὶ οὐχ ὥσπερ τῶν μαθηματικῶν. ὅτι δὲ πείθεταί πως ὑπὸ λόγου τὸ ἄλογον, μηνύει καὶ ἡ νουθέτησις καὶ πᾶσα ἐπιτίμησίς τε καὶ παράκλησις. εἰ δὲ χρὴ καὶ τοῦτο φάναι λόγον ἔχειν, διττὸν ἔσται καὶ τὸ λόγον ἔχον, τὸ μὲν κυρίως καὶ ἐν αὑτῷ, τὸ δ' ὥσπερ τοῦ πατρὸς ἀκουστικόν τι.