It takes more calories to eat a piece of celery than the celery has in it to begin with. In India it costs less to have sex with a prostitute than it does to buy a condom. An elephant can smell water three miles away. Guinness Book of Records holds the record for being the book most often stolen from Public Libraries. Astronauts are not allowed to eat beans before they go into space because passing wind in a spacesuit damages them.
Bats always turn left when exiting a cave.