“Would you like to hear a nice definition of jealousy? It's the feeling that you get when someone you absolutely detest is having a wonderful time without you.”

“Your mother's in here, Karras. Would you like to leave a message? I'll see that she gets it.”

“They Said, "what sign can you give us to see, so that we may believe you?" - John 6: 30 - 31You do not believe although you have seen... - John 6: 36 - 37”

“You don't blame us for being here, do you? After all, we have no place to go. No home... Incidentally, what an excellent day for an exorcism...”

“But a myth, to speak plainly, to me is like a menu in a fancy French restaurant: glamorous, complicated camouflage for a fact you wouldn't otherwise swallow, like maybe lima beans.”

“But I'll tell you something, Father; you give me Regan's identical twin: same face, same voice, same smell, same everything down to the way she dots her i's, and still I'd know in a second that it wasn't really her! I'd know it! I'd know it in my gut and I'm telling you I know that thing upstairs is not my daughter! I know it! I know!”

“Every man that ever lived craved perfect happiness, the detective poignantly reflected. But how can we have it when we know we’re going to die? Each joy was clouded by the knowledge it would end. And so nature had implanted in us a desire for something unattainable? No. It couldn’t be. It makes no sense. Every other striving implanted by nature had a corresponding object that wasn’t a phantom. Why this exception? the detective reasoned. It was nature making hunger when there wasn’t any food. We continue. We go on. Thus death proved life.”