Hermione drew herself to her full height; her eyes were narrowed and her hair seemed to crackle with electricity. "No," she said, her voice quivering with anger, "but I will write to your mother.

Merlin's pants!" shrieked Hermione, jumping up and running from the room. "Merlin's pants?" repeated Ron, looking amused. "She must be really upset.

You lose your individuality a huge amount when you have no money, and I certainly had that experience.

Voldemort’s fury at the fall of his last, best lieutenant exploded with the force of a bomb.

Brains like that, you could be a Death Eater, son.

I think the Harry books are actually very moral, but some people just object to witchcraft being mentioned in a children's book.

Sometimes ideas just come to me. Other times I have to sweat and almost bleed to make ideas come. It's a mysterious process, but I hope I never find out exactly how it works.