What You'll Wish You'd Known
sheck writes "Eminent computer scientist, author, painter, and dot-com millionaire, Paul Graham has written down the things he wishes somebody had told him when he was in high school in What You'll Wish You'd Known, suggesting, among other things, that students treat school like a day job, working on interesting projects to avoid what he has found to be the most common regret among adults of their high school days: wasting time."
Edison contributed very little, his staff however contributed hugely and have never been given the credit.
Assuming that you were married for an extended period of time (5-10-15 years?) after you first met her, I'd argue that you probably had the biggest influence over her character and personality during that timespan. So if she turned into a b*tch, you might want to look into the mirror. If she was nice before you met her, and she was a b*tch when you left her, what's the variable?
John Maynard Keynes: "When the facts change, I change my mind. What do you do?"