13. You hear that our fathers were under the cloud, and that a kindly cloud, which cooled the heat of carnal passions. That kindly cloud overshadows those whom the Holy Spirit visits. At last it came upon the Virgin Mary, and the Power of the Highest overshadowed her, S. Luke i. 35. when she conceived Redemption for the race of men. And that miracle was wrought in a figure through Moses. If, then, the Spirit was in the figure, is He not present in the reality, since Scripture says to us: “For the law was given by Moses, but grace and truth came by Jesus Christ.” S. John i. 17.