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.
没有行动的数据只是噪音；农民需要的是工具，而不仅仅是信息。
书是对抗遗忘的武器。
我的作品纯粹是自传性的...它关于我自己和我的周围环境。
人类认知存在着局限性。我们往往会根据有限的信息做出全盘的判断，这种倾向可能导致严重的误判。