我曾经以为世界是按部落划分的。然后我以为它是按贫富划分的。然后我以为它是按愚蠢和聪明划分的。但现在我知道它是按活着的人和死去的人划分的。
I used to think the world was broken down by tribes. Then I thought it was broken down by rich and poor. Then I thought it was broken down by stupid and smart. But I know now that it is broken down by people who are alive and people who are dead.
科学中最重要的事情是不怕看起来愚蠢。
当不同的思想汇聚在一起时，才能做出最好的科学。
我喜欢夜晚。没有黑暗，我们永远看不到星星。
A good illustration doesn't just accompany text - it converses with it.
The medium is the metaphor.
史记