Lisp语言被设计成可扩展的，很容易为其添加新功能。
The Lisp language is designed to be extensible, and it is easy to add new features to it.
最好的建筑是那种消失的、不被注意到的建筑。
True leadership is about serving others, not commanding them.
Don't wait until everything is just right. It will never be perfect. There will always be challenges, obstacles and less than perfect conditions. So what. Get started now. With each step you take, you will grow stronger and stronger, more and more skilled, more and more self-confident and more and more successful.
The idea of a margin of safety, a Graham precept, will never be obsolete. The idea of making the market your servant will never be obsolete. The idea of being objective and dispassionate will never be obsolete.