τὸ αὐτοφυὲς κρεῖττον τοῦ ἑτεροδιδάκτου → what is inborn is better than what is taught by others
summŏpĕre: v. summus, under superus.
summŏpĕrĕ, adv. (summus, opus), avec le plus grand soin : Cic. Inv. 1, 66.