According to the now almost universally accepted theory, all the races of mankind had a common origin.

According to the now almost universally accepted theory, all the races of mankind had a common origin.

根据现在几乎被普遍接受的理论，所有的人类种族都有一个共同的起源。

-- Ellsworth Huntington 埃尔斯沃思·亨廷顿