Cobb: You create the world of the dream, you bring the subject into that dream, and they fill it with their subconscious.

Ariadne: How could I ever acquire enough detail to make them think that its reality?

Cobb: Well dreams, they feel real while we're in them, right? It's only when we wake up that we realize how things are actually strange. Let me ask you a question, you, you never really remember the beginning of a dream do you? You always wind up right in the middle of what's going on.

Ariadne: I guess, yeah.

Cobb: So how did we end up here?

Ariadne: Well we just came from the a...

Cobb: Think about it Ariadne, how did you get here? Where are you right now?

Ariadne: We're dreaming?