I have always believed that the way to make money is to buy when everyone else is selling and to sell when everyone else is buying.

With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.

商业中最强大的工具不是金钱或技术，而是信任。

You are the only real obstacle in your path to a fulfilling life.

2018年分析特朗普与媒体关系时的评论

Lisp语言被设计成可扩展的，很容易为其添加新功能。

To be free is not merely to cast off one's chains, but to live in a way that respects and enhances the freedom of others.