Kasia

“Ron," said Hermione in a dignified voice, "you are the most insensitive wart I have ever had the misfortune to meet.”
― 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

“Where is Wood?" said Harry, suddenly realizing he wasn't there.
"Still in the showers," said Fred. "We think he's trying to drown himself.”
― J. K. Rowling, Harry Potter and the Prisoner of Azkaban

“If you want to know what a man's like, take a good look at how he treats his inferiors, not his equals.”
― J.K. Rowling, Harry Potter and the Goblet of Fire