J.K. Rowling, Harry Potter and the Sorcerer's Stone

"There are some things you can't share without ending up liking each other, and knocking out a twelve-foot mountain troll is one of them."

"It takes a great deal of bravery to stand up to our enemies, but just as much to stand up to our friends."

"I hope you're pleased with yourselves. We could all have been killed - or worse, expelled. Now if you don't mind, I'm going to bed."

"You haven't got a letter on yours,"George observed. "I suppose she thinks you don't forget your name. But we're not stupid-we know we're called Gred and Forge."

"Nitwit! Blubber! Oddment! Tweak!"

"There is no good and evil, there is only power and those too weak to seek it."

"He didn't realize that love as powerful as your mother's for you leaves its own mark."

"Do you mean ter tell me,"he growled at the Dursleys, "that this boy—this boy!—knows nothin' abou'—about ANYTHING?"Harry thought this was going a bit far. He had been to school, after all, and his marks weren't bad."I know some things,"he said. "I can, you know, do math and stuff."