You expect far too much of a first sentence. Think of it as analogous to a good country breakfast: what we want is something simple, but nourishing to the imagination. Hold the philosophy, hold the adjectives, just give us a plain subject and verb and perhaps a wholesome, nonfattening adverb or two.
The lives of happy people are dense with their own doings -- crowded, active, thick. But the sorrowing are nomads, on a plain with few landmarks and no boundaries; sorrow's horizons are vague and its demands are few.
True maturity is only reached when a man realizes he has become a father figure to his girlfriends boyfriends -- and he accepts it.