And further, if by saying that man has two natures
we are obliged to hold that Christ has three, you, too, by saying that
man is composed of two natures must hold that Christ is composed of
three natures: and it is just the same with the energies.
For energy must correspond with nature: and Gregory the
Theologian bears witness that man is said to have and has two natures,
saying, “God and man are two natures, since, indeed, soul and
body also are two natures Epist.
1, ad Cledon..”
And in his discourse “Concerning Baptism” he says,
“Since we consist of two parts, soul and body, the visible and
the invisible nature, the purification is likewise twofold, that is, by
water and Spirit Orat. 4,
not far from the beginning..”