Oh. We agree then. Mary is not the mother of God. She is the mother of the physical body that Christ used to walk about on Earth and teach. 
Oh. We agree then. Mary is not the mother of God. She is the mother of the physical body that Christ used to walk about on Earth and teach.
Christ used His physical body?
It was His Sacred Humanity —He was Body, Blood, Soul and Divinity—and it was His Sacred humanity that He offered on the Cross for our eternal salvation. To say that He “used His physical body to walk on earth” is indeed Nestorian.