Service is the rent we pay for the privilege of living on this earth. It is the very purpose of life, and not something you do in your spare time.
There is a mystery about rivers that draws us to them, for they rise from hidden places and travel by routes that are not always tomorrow where they might be today. Unlike a lake or sea, a river has a destination and there is something about the certainty with which it travels that makes it very soothing, particularly for those who've lost faith with where they're headed.