Why is it that if someone tells you there are 1 billion stars in the universe, you will believe them, but if someone tells you a wall has wet paint you will have to touch it to be sure?

If love is blind, why is lingerie so popular?

If you write a book about failure, and it doesn't sell, is it a success?

What happens if you get scared to death twice?

If all the world is a stage, where is the audience sitting?