Sally: Listen, Leon, I don't want to freak you out or anything, but I think the earth is spiraling out of the sun's orbit and we're heading for a new ice age.
Leon: Oh. Uh, did they say that on the news?
Sally: No, no, no, but trust me, I've seen this happen before. We could be the last two creatures on earth.
Leon: Oh, I don't know about that.
Sally: Our first responsibility is to breed. We must, must copulate as much as we can.
Leon: Well, now that you mention it, I didn't see any people on the way over. [lights out]
Sally: Damn! How are we supposed to do it with the lights out?