"Well, if Sven dreamed tonight that his dog died, he'd have a very, very bad night's sleep, because he's very fond of that dog. But when he woke up in the morning, everything would be all right. He'd know it was only a dream." Nicholson nodded. "What's the point exactly?" "The point is if his dog really died, it would be exactly the same thing. Only he wouldn't wake up till he died himself."