gre 69aτὸ δὲ ἀναγκαῖον ἐκείνων χάριν, λογιζόμενον ὡς ἄνευ τούτων οὐ δυνατὰ αὐτὰ ἐκεῖνα ἐφ’ οἷς σπουδάζομεν μόνα κατανοεῖν οὐδ’ αὖ λαβεῖν οὐδ’ ἄλλως πως μετασχεῖν.
Ficino lat A.D. 1532, p. 726, 36-38Necessariam quoque causam illorum gratia per(37)scrutari. Cogitare enim oportet absque his illa in quibus studium ponimus non posse in(38)telligi vel comprehendi vel quomodocumque aliter percipi.
eng Jowettbut the necessary kind only for the sake of the divine, considering that without them and when isolated from them, these higher things for which we look cannot be apprehended or received or in any way shared by us.
http://www2.hf.uio.no/common/apps/permlink/permlink.php?app=polyglotta&context=record&uid=ba0fdcb2-fd0d-11e0-ab97-001cc4df1abe