The Black Death preyed on the stagnant, the unobservant and the orthocratic, leaving behind only those wonderful deviants whose blood was fortified and their minds scholarly. Europe had waken up, no longer maggots on the corpse of a decadent Rome, but truly and once more human, full of ambition and curiousity! The cultural and genetic footprint was irrevocable, within less than two centuries new lands and their resources were discovered, great inventions made knowledge available to the masses and a corrupted church was permanently fragmented by the righteous. Perhaps if it had happened elsewhere you'd be constantly complaining about the overbearing dominance of the Africans or the Mexica. This concept, braving the end to be rewarded a thousandfold, has embedded itself into the white genome.
Worry not my friends! Soon new plagues will crawl forth to cull the conformist, this time, not just in the westernmost point of Asia, but all over the Earth. Are you prepared?