The glory of friendship is not the outstretched hand, not the kindly smile, not the joy of companionship; it is the spiritual inspiration that comes to one when you discover that someone else believes in you and is willing to trust you with a friendship.
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.