Nasrudin walked into a teahouse and declaimed, "The moon is more useful
than the sun."
"Why?", he was asked.
"Because at night we need the light more."
A customer was bothering the waiter in a restaurant.
First he asked that the air-conditioning be turned up because he was too hot,
then he asked it be turned down cause he was too cold and so on for about
half an hour....