Plutarch, Quomodo adolescens poetas audire debeat, chapter, section 9 7:

"διὰ τί σμικρὸν φρονεῖν χρὴ τὸν κακῶσ πεπραγότα καὶ μὴ μᾶλλον ἀνταίρειν τῇ τύχῃ καὶ ποιεῖν ὑψηλὸν ἑαυτὸν καὶ ἀταπείνωτον; "διὰ τί δέ, ἂν ἐκ πατρὸσ φαύλου καὶ ἀνοήτου γεγονὼσ αὐτὸσ ὦ χρηστὸσ καὶ φρόνιμοσ, οὐ προσήκει μοι διὰ τὴν ἐμὴν ἀρετὴν μέγα φρονεῖν ἀλλὰ καταπεπλῆχθαι καὶ ταπεινὸν εἶναι· "διὰ τὴν τοῦ πατρὸσ ἀμαθίαν;