The most exciting breakthroughs of the 21st century will not occur because of technology but because of an expanding concept of what it means to be human.

我设计的流动性来自创造相互流动的空间的理念。

我们有缺陷的金融部门的多重失败不仅危及我们国家储户的退休保障，而且危及我们整个社会参与的经济。

Don't let anyone dull your sparkle.

I never allow myself to have an opinion on anything that I don’t know the other side’s argument better than they do.

化学不仅关乎你能制造什么，还关乎你如何制造它。

Grain isn't just a commodity—it's the foundation of civilization.

Diversity in species and systems isn’t complexity—it’s insurance.

教育在经济发展中的作用不可低估；它是创新和生产力的基础。

Government, even in its best state, is but a necessary evil; in its worst state, an intolerable one.

如果你想看看这个国家的本质，你必须乘坐铁路。当你快速穿过时，看看外面，你会发现美国的真实面貌。