First, indeed, because man is directed to God, as to an end that surpasses the grasp of his reason: The eye hath not seen, O God, besides Thee, what things Thou hast prepared for them that love Thee (Isa 64:4).
Primo quidem, quia homo ordinatur ad Deum sicut ad quendam finem qui comprehensionem rationis excedit, secundum illud Isaiae LXIV, oculus non vidit Deus absque te, quae praeparasti diligentibus te.