translation.en: We live in a world where we have lightly and darkly pigmented people living next to one another, but often brought into proximity initially as a result of very invidious social interactions.
translation.zh: 我们所生活的世界里 深肤色的人口和浅肤色的人口 居住在一起。 不过这种临近往往在最初 是由于可憎的社会作用所造成的。