He didn't realize that love as powerful as your mother's for... - J.K. Rowling, Harry Potter and the Sorcerer's Stone

"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."

"Now, you two – this year, you behave yourselves. If I get one more owl telling me you've – you've blown up a toilet or –""Blown up a toilet? We've never blown up a toilet.""Great idea though, thanks, Mum."

"So light a fire!"Harry choked. "Yes...of course...but there's no wood!"... "HAVE YOU GONE MAD!"Ron bellowed. "ARE YOU A WITCH OR NOT!"

"Everybody finished the song at different times. At last, only the Weasley twins were left singing along to a very slow funeral march."

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