You tell John Stafford this is over, but not in a negative way.

Lightman

You never trust anyone do you? That's why you will always be alone.

Emily

I shake people up until they lose control and forget to hide their emotions. Not the same as bullying at all.

Lightman

Did you only marry mom because you got her pregnant?
Lightman, no, no, I'm not that much of a gentleman.

Emily

Ria: You drugged her so she could lie?
Cal: Never let the facts get in the way of the truth.

You were the greatest news I ever got. Still are.

Lightman [to Emily]

Lightman: Talk amongst yourself for a moment. Dave, she's my best friend, just handle with care.
Gillian: Don't let him scare you off.

Lightman: I thought I said...
Gillian: Talk amongst myself? I got bored.
Lightman: Really?

Lightman: Tell me something that is a lie. Anything you want.
Wollowski: I hate you.
Lightman: That's perfect.

Clara Musso: Are you trying to get me drunk?
Cal Lightman: Me, No, Never..... Absolutely.

Look at him, he sticks out like a tart in a nunnery.

Cal [looking at Henry while they're in the bank]

Gillian: You think I'm naive just because I don't share your twisted view of the world.
Cal: That and you read romance novels.
Gillian: Yes I do, because they make me happy. A pursuit I highly recommend to you.
Cal: Truth or happiness, never both.

Addison: That man's death was a tragedy.
Cal Lightman: The kind of tragedy that could kill a political career, unless your name is Kennedy of course.

Lie to Me Quotes

Weil: You haven't done enough muck-raking for one day?
Ria: Sir. We don't think you were doing anything sexual at that club, because, I believe this escort, Melissa, who you paid for time with-
Weil: What about her?
Ria: She's your daughter.

Gillian: Do you still have that note, that I brought you? I want it for my office.
Cal: (handing over the note) You really are a pack rat.
Gillian: You could have just told me what this was for.
Cal: No. You're a terrible liar.
Gillian: Normal people think that's a good thing.