In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
Isaac Asimov is the only author to have a book in every Dewey-decimal category.
90
You can't tickle yourself.
29
More than 50% of the people in the world have never made or received a telephone call.
242
In 32 years. there are about 1 billion seconds!
92