It unscrews the other way. - J.K. Rowling, Harry Potter and the Order of the Phoenix

"But Dumbledore says he doesn't care what they do as long as they don't take him off the Chocolate Frog cards."

"Don’t put your wand there, boy! ... Better wizards than you have lost buttocks, you know!"

"Well, we were always going to fail that one,"said Ron gloomily as they ascended the marble staircase. He had just made Harry feel rather better by telling him how he told the examiner in detail about the ugly man with a wart on his nose in the crystal ball, only to look up and realize he had been describing the examiner's reflection."

"Yeah, Quirrell was a great teacher. There was just that minor drawback of him having Lord Voldemort sticking out of the back of his head!"

"And anyway, it’s not as though I’ll never see Mum again, is it?"