The broadest pattern of history - namely, the differences between human societies on different continents - seems to me to be attributable to differences among continental environments, and not to biological differences among peoples themselves.
The last romantic novel I think I read was 'Tess of the d'Urbervilles.'
We get a lot of raps as Americans for being small-minded, but in fact, when you really drill down to the core of the culture, there's an enormous amount of compassion and forgiveness and support.