Bilateral Thinking Puzzles
Q: A man rode into town on Friday. He stayed for three nights and then
left on Friday. How come?
A: During a forest fire, a fire-fighting plane had scooped up some water
from the lake to drop on the fire. The man was a diver who had been
swimming in the lake.
This is another thing that seemed funnier a third of the way into
writing it, from
the Surrealist. 19th August 2005.