1P: Can you tell me what you know?
2P: I know only thing, that I know nothing but everything.
1P: What do you mean?
2P: It means you can eat empty if you get hungry.
A: Doc! What the hell's going on?
B: I have some problems.
A: Biff Tannen lives in the White House!
Is this a black joke?
B: No, it's the reality.
A: I'll have to go back to 1985 and change the world!
B: Impossible! We have no De Lorean.