I see and hear about these stories all the time, where someone wins a boat-load of money, then is completely miserable, depressed, lonely..
I've always said, "Let me try it! Let me try hitting the lottery to see how I can cope with it!"
While it's true that money is the root of all that is evil, I think it just boils down to what you make of it, just like life in gereral..
Video: Youtube/This Morning (Europe)