Every procedure for getting a cat to take a pill works fine - once. Like the Borg, they learn.
Terry PratchettNanny Ogg could see the future in the froth on a beer mug. It invariably showed that she was going to enjoy a refreshing drink which she almost certainly was not going to pay for.
Terry PratchettThe theater troubled her. It had a magic of its own, one that didn’t belong to her, one that wasn’t in her control. It changed the world, and said things were otherwise than they were. And it was worse than that. It was magic that didn’t belong to magical people. It was commanded by ordinary people, who didn’t know the rules. They altered the world because it sounded better.
Terry Pratchett