Wizardry
John was cursing. He had been caught putting a thumbtack on his teachers chair, and now he had to clean the library. The oldest part of it, the one in the cellar to be precise. So now he was handling books and dusting them off. He did it without much care. Suddenly he stumbled and dropped a book. It crashed on the floor, opening itself. John cursed and started to recover it, but then stopped. What was that? A magical "Word of control"? What nonsense. "Xotzil". And such a book is in a school...
Mind Control