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 library. He closed it without further looking and placed it in a random shelf. Then he continued his boring work with even less enthusiasm then before.

An hour later, precisly at 10 am, John had finally finished his work. Dusting himself off, he left his cellar and saw daylight again. Xotzil. The stupid word was still on his mind. He sighed.

Then he remembered he had a presentation to give for history soon. Damn it, he thought, and very little preparation time left!

John was suddenly in a hurry...