Stealer of Souls. Diana Wynne Jones

is done when you use someone else’s spell.”

      Tonino nodded timidly. “I think so, sir.”

      Cat kept his eyes on Gabriel’s unmoving, folded hands and braced himself for an hour or more of talk about Magic Theory. But, to his surprise, the kind of talk Cat could not understand only went on for about five minutes. Then Gabriel was saying, “In that case, I would like to try a little experiment, with your permission. A very little simple one. As you can see, I am very feeble today. I would like to do a small enchantment to enable myself to sit up, but I believe it would not come to much without your help. Would you do that for me?”