Sumit

“Do you remember me telling you we are practicing non-verbal spells, Potter?"
"Yes," said Harry stiffly.
"Yes, sir."
"There's no need to call me "sir" Professor."
The words had escaped him before he knew what he was saying.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince

“You're a prefect? Oh Ronnie! That's everyone in the family!"
"What are Fred and I? Next door neighbors?”
― J.K. Rowling, Harry Potter and the Order of the Phoenix

“Is it true that you shouted at Professor Umbridge?"
"Yes."
"You called her a liar?"
"Yes."
"You told her He Who Must Not Be Named is back?"
"Yes."
"Have a biscuit, Potter.”
― J.K. Rowling, Harry Potter and the Order of the Phoenix

“How do you feel, Georgie?" whispered Mrs. Weasley.
George's fingers groped for the side of his head.
"Saintlike," he murmured.
"What's wrong with him?" croaked Fred, looking terrified. "Is his mind affected?"
"Saintlike," repeated George, opening his eyes and looking up at his brother. "You see...I'm HOLEY, Fred, geddit?”
― J.K. Rowling, Harry Potter and the Deathly Hallows