不必担忧财富不多，只须担忧财富不平均，不必担忧人口稀少，只须担忧境内不安宁。……既来了，要使他们安家乐业。
The most durable thing in writing is style, and style is the most valuable investment a writer can make with his time.
人生来无知，而不是愚蠢；他们是通过教育而变得愚蠢的。
No matter what he does, every person on earth plays a central role in the history of the world. And normally he doesn't know it.
The only thing that separates successful people from the others is hard work.