The Lisp language is designed to be extensible, and it is easy to add new features to it.

即使处于巅峰，我也一直在寻找进步的方法。

"No man really knows about other human beings. The best he can do is to suppose that they are like himself."

未来的商业竞争，一定是效率的竞争。

解析：事和道是一体的。

活着就是拥抱未来的不确定性。

学校必须是孩子生活的地方，而不仅仅是为生活做准备的地方。