Vanquisher

“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

“Of all the trees we could've hit, we had to get one that hits back.”
― J.K. Rowling, Harry Potter and the Chamber of Secrets

“Why were you lurking under our window?"
"Yes - yes, good point, Petunia! What were you doing under our windows, boy?"
"Listening to the news," said Harry in a resigned voice.
His aunt and uncle exchanged looks of outrage.
"Listening to the news! Again?"
"Well, it changes every day, you see," said Harry.”
― J.K. Rowling, Harry Potter and the Order of the Phoenix

“Harry, don't go picking a row with Malfoy, don't forget, he's a prefect now, he could make life difficult for you..."
"Wow, I wonder what it'd be like to have a difficult life?" said Harry sarcastically.”
― J.K. Rowling, Harry Potter and the Order of the Phoenix