translation.en: Human races that according to physical anthropologists of 30, 40 years ago -- Carlton Coon is the best example -- had been diverging from each other -- this was in the post-Darwinian era -- for over a million years, since the time of Homo erectus.
translation.zh: 人类种族，在三四十年前的人类学家来看 — Carlton Coon 是最好的例子 — 从直立人时代以来，已经相互分离了 — 这已经是后达尔文时代了 — 一百万年还不止。