研究古DNA就是与逝者对话。

最终，我们所有的只是言语。

欧洲不应是一个怀旧的洲，而应是一个充满希望的洲。

跨行业、跨边境的合作对于解决气候变化这一复杂挑战至关重要。

Our heroes are human heroes. That's a very new situation. Most other societies have had, right at their center, the worship of something transcendent: a god, a spirit, a natural force, the universe, whatever it is -- something else that is being worshiped. We've slightly lost the habit of doing that, which is, I think, why we're particularly drawn to nature.