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.
A person's life purpose is nothing more than to rediscover, through detours or art, or love, or passionate work, those one or two images in the presence of which that person's heart first opened.