The more you know, the more you realize you don't know.

The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome of the historical process.

Innovation is not just about new tools—it’s about new ways of thinking.

对一个人而言，只要谨慎自信 ，没有什么是高不可攀的。

I don't do easy. I make things happen.

研究的多样性会带来更强大的解决方案。

我已将这一原则——每一微小变异若有益便被保存——称为自然选择。

我们用来描述世界的词语就是世界本身。