This article is from the Puzzles FAQ, by Chris Cole firstname.lastname@example.org and Matthew Daly email@example.com with numerous contributions by others.
What is the pattern to this list:
New York, NY
St. Louis, MO
Kansas City, MO
San Francisco, CA
Each of the cities is a location for a Federal Reserve. The cities
are listed in alphabetical order based on the letter that represents each
city on a dollar bill.
What are some self-referential jokes?
Q: What is alive, green, lives all over the world, and has seventeen legs?
A: Grass. I lied about the legs.
The two rules for success are:
1. Never tell them everything you know.
There are three kinds of people in the world: those who can count,
and those who cannot.
Q: Why did Douglas Hofstadter cross the road?
A: To make this riddle possible.
Song from the Sheri Lewis Lambchop hour:
This is the song that doesn't end
Yes it goes on and on my friend
Some people starting singing it not knowing what it was
Now they'll continue singing it forever just because
How long is the answer to this question?
(There are endless variations on this theme)