"Any psychotic ex-boyfriends I should be aware of?" [smiles] "Oh, you have no idea.
"
— Harvey Dent, Alfred Pennyworth

"Enough madness? Enough? And how do you measure madness? - The Joker"
— Grant Morrison (Batman: Arkham Asylum)

"I believe whatever doesn't kill you simply makes you... stranger."
— The Joker

"No use, Joker! I knew you'd employ your sneezing powder, so I took an Anti-Allergy Pill! Instead of a SNEEZE, I've caught YOU, COLD!"
— Batman

""In my dream, the world had suffered a terrible disaster. A black haze shut out the sun, and the darkness was alive with the moans and screams of wounded people. Suddenly, a small light glowed. A candle flickered into life, symbol of hope for millions. A single tiny candle, shining in the ugly dark. I laughed and blew it out.""
— The Joker

""The thing you fail to grasp is that people are not basically good. We are basically selfish. We shove and clamor and cry for adoration, and beat down everyone else to get it. Life is a competition of prattling peacocks enraptured in inane mating rituals. But for all our effacing and self-importance, we are all slaves to what we fear most. You have so very much to learn. Here. Let me teach you."

- The Scarecrow"
— Batman

"It's the so-called normal guys that always let you down. Sickos never scare me. At least their commited."
— Selena Kyle