Joe

“Karkaroff intends to flee if the Mark burns."
"Does he?" said Dumbledore softly, as Fleur Delacour and Roger Davies came giggling in from the grounds. "And are you tempted to join him?"
"No," said Snape, his black eyes on Fleur's and Roger's retreating figures. "I am not such a coward."
"No," agreed Dumbledore. You are a braver man by far than Igot Karkaroff. You know, I sometimes think we Sort too soon..."
He walked away, leaving Snape looking stricken.”
― J.K. Rowling, Harry Potter and the Deathly Hallows

“You killed more people than anybody in history."

"Be the best at whatever you do, that's what my mother always told me.”
― Orson Scott Card, Speaker for the Dead

“Do you see, Harry? Do you see the flaw in my brilliant plan now? I had fallen into the trap I had foreseen, that I had told myself I could avoid, that I must avoid.”

“I don’t —”

“I cared about you too much,” said Dumbledore simply. “I cared more for your happiness than your knowing the truth, more for your peace of mind than my plan, more for your life than the lives that might be lost if the plan failed. In other words, I acted exactly as Voldemort expects we fools who love to act.

“Is there a defense? I defy anyone who has watched you as I have — and I have watched you more closely than you can have imagined — not to want to save you more pain than you had already suffered. What did I care if numbers of nameless and faceless people and creatures were slaughtered in the vague future, if in the here and now you were alive, and well, and happy? I never dreamed that I would have such a person on my hands.”
― J.K. Rowling, Harry Potter and the Order of the Phoenix

“Once the others were below, Hazel and Leo faced each other awkwardly. They were alone except for Coach Hedge, who was back on the quarterdeck singing the Pokémon theme song. The coach had changed the words to: Gotta Kill ’Em All, and Leo really didn’t want to know why.”
― Rick Riordan, The Mark of Athena