Something about the lip-wobble gave Susan a twinge, but she didn't dwell on it, focusing as she was on trying to get Calvin to see reason. "Looking after children is what I do, Calvin, and I can't very well look after her if she's somewhere else. And I did say it was likely that if any other children arrived here, I'd be looking after them." Which she had said, once, in passing. But it had been a brief, undwelt-upon throwaway moment, discussion of The Divine Comedy taking precendence at the time.