"So this is it," said Arthur, "we are going to die."
"Yes," said Ford, "except...no! Wait a minute!" He suddenly lunged across
the chamber at something behind Arthur's line of vision. "What's this
switch?" he cried.
"What? Where?" cried Arthur, twisting around.
"No, I was only fooling," said Ford, "we are going to die after all."
-- Douglas Adams, "The Hitchhiker's Guide to the Galaxy"