Health, similarly, is the condition of a body acting as a co-ordinate unity. Beauty appears when limbs and features are controlled by this principle, unity. Moral excellence is of a soul acting as a concordant total, brought to unity. Enneads: VI IX. 1
And in Morals, too, Philosophy uses Dialectic: by Dialectic it comes to contemplation, though it originates of itself the moral state or rather the discipline from which the moral state develops. Enneads: I. III. 6