Amber

“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 know," said Arthur, "it's at times like this, when I'm trapped in a Vogon airlock with a man from Betelgeuse, and about to die of asphyxiation in deep space that I really wish I'd listened to what my mother told me when I was young."
"Why, what did she tell you?"
"I don't know, I didn't listen.”
― Douglas Adams, The Hitchhiker’s Guide to the Galaxy

“Sometimes I can hear my bones straining under the weight of all the lives I'm not living.”
― Jonathan Safran Foer, Extremely Loud & Incredibly Close

“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