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

That's the perennial appeal of magic - that we ourselves have power and we can shape our world. I sometimes think its very analogous to having a lot of money that people think - 'cause that's kind of like a super power.

I have been careless, and so have been thwarted by luck and chance, those wreckers of all but the best laid plans.

I don't go looking for trouble. Trouble usually finds me.

He [Uncle Vernon] held up the envelope in which Mrs. Weasley’s letter had come, and Harry had to fight down a laugh. Every bit of it was covered in stamps except for a square inch on the front, into which Mrs. Weasley had squeezed the Dursleys’ address in minute writing. “She did put enough stamps on, then,” said Harry, trying to sound as though Mrs. Weasley’s was a mistake anyone could make.

Magic causes as much trouble as it cures.

I DON'T CARE!" Harry yelled at them, snatching up a lunascope and throwing it into the fireplace. "I'VE HAD ENOUGH, I'VE SEEN ENOUGH, I WANT OUT, I WANT IT TO END, I DON'T CARE ANYMORE!" "You do care," said Dumbledore. He had not flinched or made a single move to stop Harry demolishing his office. His expression was calm, almost detached. "You care so much you feel as though you will bleed to death with the pain of it.