Peter Bishop : We have this opportunity NOW.
Olivia Dunham : Yeah, but what about Walter's plan? We... we have a mission. This could put that in jeopardy.
Peter Bishop : I'm not doubting Walter's plan, but what do we have? Pieces we don't know how to put together. A scroll with physics we can't decipher, a thought unifier that doesn't work, and a box of rocks from a mine. That's what our daughter died for so far.