Only by serving

Ready to go

Live only to serve themselves like closing the air ventilation are called happiness.
Wise people say that happiness should not depend on anything that is external. That is, later when it can be moneyor just car, just happiness.

There is also a fact that happiness obtained from those who serve and pay attention. So when everyone left, thenended his happiness gave way to bitterness.

Only by serving the happiness will always be met, because we will never run out of people to be served.