Kay

“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!”
― J.K. Rowling, Harry Potter and the Order of the Phoenix

“Mr. Moony presents his compliments to Professor Snape, and begs him to keep his abnormally large nose out of other people's business.
Mr. Prongs agrees with Mr. Moony, and would like to add that Professor Snape is an ugly git.
Mr. Padfoot would like to register his astonishment that an idiot like that ever became a professor.
Mr. Wormtail bids Professor Snape good day, and advises him to wash his hair, the slimeball.”
― J.K. Rowling, Harry Potter and the Prisoner of Azkaban

“I've never stunned anyone except in our D.A. lessons," said Luna, sounding mildly interested. "That was noisier than I thought it would be.”
― J.K. Rowling, Harry Potter and the Deathly Hallows

“We're all human, aren't we? Every human life is worth the same, and worth saving.”
― J.K. Rowling, Harry Potter and the Deathly Hallows