“I never even believed in happiness. I didn't think it existed. Now look at me. I'm ready to believe in just about anything.”

“Believe me, I'm no romantic, and while I've heard all about love at first sight, I've never believed in it, and I still don't. But even so, there was something there, something recognizably real, and I couldn't look away.”

“You don't believe in love, do you?" - "I think it exists. I just don't think it will ever exist for me.”

“Just me and the future, finally together. Now there was a happy ending I could believe in.”

“Does everyone just believe what he wants to?""As long as possible. Sometimes longer.""What about you?""You mean, am I human? Certainly. I don't believe I'm really old. I believe I'm quite attractive. I believe you seek out my company because you think I'm charming - even when you insist on turning the conversation to physics.”

“You were gullible," he said. And then, "When you were really little, you hated carrots. You wouldn't eat them. But then I told you that if you ate carrots, you'd get X-ray vision. And you believed me. You believed everything I said." I did. I really did. I believed him when he said that carrots could give me X-ray vision. I believed him when he told me that he'd never cared about me. And then, later that night, when he tried to take it back, I guess I believed him again. Now I didn't know what to believe. I just knew I didn't believe in him anymore.”