For even if the Word in His immeasurable essence united with the nature of man into one person, we do not imagine that He was confined therein. Here is something marvellous: the Son of God descended from heaven in such a way that, without leaving heaven, He willed to be borne in the virgin's womb, to go about the earth, and to hang upon the cross; yet He continuously filled the world even as He had done from the beginning.