77. Not only Christ’s generation of the Father, but His birth also of the Virgin, demands our wonder. You say that the former is like unto the manner wherein we men are conceived. I will show—nay more, I will compel you yourself to confess, that the latter also hath no likeness to the manner of our birth. Tell me how it was that He was born of Mary, with what law did His conception in a Virgin’s womb agree, how there could be any birth without the seed of a man, how a maiden could become great with child, how she became a mother before experience of such intercourse as is between wives and husbands. There was no [visible] cause,—and yet a son was begotten. How, then, came about this birth, under a new law?