Nic. Eth. I, x, 16: "We will call them happy in life who have and shall have the specified qualifications, -- I mean, they are happy men." In X, vii, 8, he bids us aim at a happiness "too good for man"; and concludes (X, viii, 8): "For heavenly beings, all their life is happy: for men, life is happy so far as they have any likeness of this blissful activity of contemplation: of other animals, none is happy, since they have no part in contemplation.

Of God and His Creatures: 3.48