The key to successful investing is not predicting the future, but preparing for it.

国家是理性的行为者，他们总是会按照自己的利益行事。

That “democracy” is a somewhat vague term which I cannot define precisely. We ought to say, therefore: “I am fairly certain that it is a good thing if a government has something of the characteristics that are common to the British and American Constitutions,” or something of this sort.

畜牧管理的创新不仅仅是技术问题，更是理解自然节奏并与之和谐共处的问题。

The only thing that can save the world is the awakening of humanity.

Success in business requires training and discipline and hard work. But if you're not frightened by these things, the opportunities are just as great today as they ever were.