Have you read the book Guns, Germs and Steel?

If you haven't, you're not alone.  Neither has Mitt Romney, but that doesn't stop him from misinterpreting and misquoting it--and getting it all wrong.  In this article, the book's author sets things straight:

http://www.huffingtonpost.com/2012/08/02/jared-diamond-mitt-romney_n_1732559.html