WhaT is LiFe 4 u?

Life is a box of Chocolate, you never know what you get..
or
Life is walking on a mountain track, there are ups and downs..
or
Life is a roller coaster ride, you have lots of wild fun but it will eventually be calm..
or
Life is like drawing on a white piece of paper, you start out colouring and colouring without knowing what to draw. When you finally decide, the paper is already full..

wHat is LiFe 4 U?