But these speak evil of those things which they know not: but what they know naturally, as brute beasts, in those things they corrupt themselves.
Yet these people slander whatever they do not understand, and the very things they do understand by instinct — as irrational animals do — will destroy them.
Οὗτοι δὲ ὅσα μὲν οὐκ οἴδασιν βλασφημοῦσιν· ὅσα δὲ φυσικῶς, ὡς τὰ ἄλογα ζῷα, ἐπίστανται, ἐν τούτοις φθείρονται.
Oytoi de osa men oyk oidasin blasphēmoysin· osa de physikōs, ōs ta aloga zōa, epistantai, en toytois phtheirontai.