[195] There was added also, this most forcible charm of all, that he had become the father of this son not in the prime of his life, but in his old age. For parents become to a certain degree insane in their affection for children of their old age, either from the circumstance of their having been wishing for their birth a long time, or else because they have no longer any hope that they shall have any more; nature having taken her stand there as at the extreme and furthest limit.