" Well,' said Eustace after he had thought hard for a bit. 'I believe that was the sort of thing I was thinking of, though I never did it. But now that it comes to the point, I've an idea that all those circles and things are rather rot. I don't think he'd like them. It would look as if we thought we could make him do things. But really, we can only ask him. "

― C.S. Lewis , The Silver Chair (Chronicles of Narnia, #4)