Billius Cipherus

“You are okay?" he asked. "Not eaten by monsters?"
"Not even a little bit." I showed him that I still had both arms and both legs, and Tyson clapped happily.
"Yay!" he said. "Now we can eat peanut butter sandwiches and ride fish ponies! We can fight monsters and see Annabeth and make things go BOOM!"
I hoped he didn't mean all at the same time, but I told him absolutely, we'd have a lot of fun this summer.”
― Rick Riordan, The Battle of the Labyrinth

“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

“When you are courting a nice girl an hour seems like a second. When you sit on a red-hot cinder a second seems like an hour. That's relativity.”
― Albert Einstein

“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