translation.en: So lets all wish for his great health, and his awareness of his own skin pigmentation. Now what is wonderful about the evolution of human skin pigmentation, and the phenomenon of pigmentation, is that it is the demonstration, the evidence, of evolution by natural selection, right on your body.
translation.zh: 所以让我们一同祝他身体健康， 也希望他对自己的肤色有着充分的了解。 人类肤色的进化 还有人类色素的这现象中 最美妙的一点就在于 这是我们自身上 关于自然选择和进化 有力的演示 和证明。