[12] "For Sarah," says Moses, "said unto Abraham, Behold, the Lord has closed me up, so that I may not bear children. Go in unto my handmaiden, that thou mayest have children by her." Now, we must take out of the present discussion those conjunctions and connections of body with body which have pleasure for their end. For this is the connection of the mind with virtue, which is desirous to have children by her, and which, if it cannot do so at once, is at all events taught to espouse her handmaid, namely, intermediate instruction.