651Concerning Christ's two natures, in opposition to those who hold that He has only one. 655Concerning the manner of the Mutual Communication. 657Concerning the number of the Natures. 659That in one of its subsistences the divine nature is united in its entirety to the human nature, in its entirety and not only part to part. 662Concerning the one compound subsistence of God the Word. 664In reply to those who ask whether the natures of the Lord are brought under a continuous or a discontinuous quantity. 666In reply to the question whether there is Nature that has no Subsistence. 667Concerning the Trisagium (“the Thrice Holy”). 669Concerning the Nature as viewed in Species and in Individual, and concerning the difference between Union and Incarnation: and how this is to be understood, “The one Nature of God the Word Incarnate.” 672That the holy Virgin is the Mother of God: an argument directed against the Nestorians. 675Concerning the properties of the two Natures. 676Concerning the volitions and free-will of our Lord Jesus Christ. 683Concerning the energies in our Lord Jesus Christ. 691In reply to those who say “If man has two natures and two energies, Christ must be held to have three natures and as many energies.” 693Concerning the deification of the nature of our Lord's flesh and of His will. 695Further concerning volitions and free-wills: minds, too, and knowledges and wisdoms. 698Concerning the theandric energy. 700Concerning the natural and innocent passions. 701Concerning ignorance and servitude. 703Concerning His growth. 704Concerning His Fear. 705Concerning our Lord's Praying. 707Concerning the Appropriation. 708Concerning the Passion of our Lord's body, and the Impassibility of His divinity. v