The Force Dilemma : The next fifty years

Jeremy is visited at four by his future self. Future Jeremy isn't happy to tell him he'll be the world's foremost warrior. By his twenties, all Jeremy wants is an uncomplicated love life; instead, he winds up with Melanie, a brilliant, violent psychopath.
Meanwhile, the world is upended seemingly magical technology. Most of humanity is transcending to become like Gods. The rest are leaving earth for the newly opened galaxy. Jeremy is stuck on earth with Melanie, his dreams of combat, and his friends who think he's half insane.