Charlie: [as their handcart begins to sink] Bart?
Bart: Yeah?
Charlie: Am I wrong? Or is the world... rising?
Bart: I don't know. But whatever it is, I hate it.
[men slowly sink down offscreen]
Bart: Hey, Charlie? Let me ask you something: what is it that's not exactly water and it ain't exactly earth?
Charlie, Bart: Quicksand!