οὐχ ὅτι ἀφʼ ἑαυτῶν ἱκανοί ἐσμεν λογίσασθαί

τι ὡς ἐξ αὑτῶν, 

ἀλλʼ ἡ ἱκανότης ἡμῶν ἐκ τοῦ θεοῦ,