It is now possible, too, to compare Homo sapiens with his closest relative-not the living chimpanzee, with whom he parted company perhaps 5m years ago, but the extinct Neanderthal, a true human.

而现在对比现代人类与他的近亲-不是活着的黑猩猩，它们5百万年前就已经和我们分家了，而是灭绝的穴居人，真正的人类-也是可能的。