Titanic was sinking.
An englishman asked Santa, “How far is land”?
Santa: 2 KMs.
Englishman jumped into sea.
Englishman: Now, which direction (left or right)?
Santa: Downwards!
Human brain is the most outstanding object in world. It functions 24hrs a day, 365days a year. It functions right from the time we are born, and stop only when we enter the examination hall.