The marks on the inside of one antelope jaw showed the primitive people cut out the tongue.

一块羚羊颌骨内部的痕迹表明，这些原始人割了它的舌头。

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Primitive people often lived in caves.

原始人常常住在山洞里。

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Primitive people regarded storms as an act of God.

原始人认为风暴是上帝所为。

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Consider that in the late 1990s when I wrote these predictions there was no Wikipedia, no social networks, no blogs, very primitive search engines that few people used, no usable language tools, very primitive and expensive mobile phones, and so on.

FORBES: Ray Kurzweil Defends His 2009 Predictions

You know, the kinds of gadgets you'd love to travel with into the past simply to blow people's primitive minds.

ENGADGET: IRL: ASUS Transformer Prime, Verbatim Dual USB Power Pack and V-Moda's Crossfade LP headphones

"Many people thought that this (primitive) species had become extinct way before 38, 000 years ago, " said Professor Poinar.

BBC: Mammoths moved 'out of America'