 But good reasons can also be found in support of the opposing view. For one, Aristotle clearly considers relations to be real, as they constitute one of the ten categories that apply to things outside the soul. Furthermore, according to a view commonly held by the scholastics, the perfection of the universe cannot consist solely of the perfection of the individual things of which it is made; it is also determined by the relations those things have to each other; hence, those relations must be real.