...What Would You Do With It?
Then again, what would others do with you?
 
It seems that when George goes out to save the world, somebody has to manipulate his dreams and alter reality. Then again, how did he get his powers? Blame it on WW3, and an accident- but for that you will need to read it.
 
Its an old novel- But some has to consider what they wish for; I'm talking about Ursula Le Guin's Lathe of Heaven