“Oh, why I’ve talked such a lot about it, she means,” explained Bob calmly. “When these leave there are others coming, Babe. There’s an unlimited supply of fresh-air children,--millions of them. That’s why we can’t keep Jimmie Scheverin more than two weeks, in spite of his enthusiasm for father’s oratory and father’s enthusiasm for Jimmie. So it’s no use trying to persuade me to go off on frivolous trips with you.”