These sayings come from the Gnomologium Vaticanum
310 “Heraclitus the natural philosopher said that he was wisest of all when he was young because he didn’t think that he knew anything.”
῾Ηράκλειτος ὁ φυσικὸς ἔφησε σοφώτατος γεγονέναι πάντων νέος ὤν, ὅτι ᾔδει ἑαυτὸν μηδὲν εἰδότα.
311 “Heraclitus used to say “The ears and eyes of foolish people are terrible witnesses.”
῾Ο αὐτὸς ἔφη· „κακοὶ μάρτυρες ὦτα καὶ ὀφθαλμοὶ ἀφρόνων ἀνθρώπων”.
312 “Heraclitus used to say “Honors enslave gods and men”
῾Ο αὐτὸς ἔφη· „τιμαὶ θεοὺς καὶ ἀνθρώπους καταδουλοῦνται”.
313 “Heraclitus said “people are terrible judges of the truth”
<῾Ο> αὐτὸς εἶπεν· „ἄνθρωποι κακοὶ ἀληθινῶν ἀντίδικοι”