Ἔοικα γοῦν τούτου γε σμικρῷ τινι αὐτῷ τούτῳ σοφώτερος εἶναι, ὅτι ἃ μὴ οἶδα οὐδὲ οἴομαι εἰδέναι → I seem, then, in just this little thing to be wiser than this man at any rate, that what I do not know I do not think I know either
cĕraunĭa: v. ceronia.
(1) cĕraunĭa, æ, f., pierre précieuse couleur de l’éclair : Plin. 37, 134.