一个奇怪的事实是，根据是从生物学还是地球物理学的角度来探讨问题，关于地球史前条件的结论完全相反，这反映了我们目前知识的不完整状态。

The choices we make each day—what we buy, what we eat, how we live—all have an impact.

I'm interested in what happens when things fall apart.

过去是一个异国，他们在那里做事的方式不同。

The universe doesn't allow perfection.

That which is, is peace. All that we need do is to keep quiet.

I have so much admiration for women who are fearless and unapologetic about who they are.

点燃蜡烛的同时也投下了阴影。