Lisp语言被设计成可扩展的,很容易为其添加新功能。
你的雪无法融化是因为我。
No man really knows about other human beings. The best he can do is to suppose that they are like himself.
The quality of an organization's integrity determines the quality of its trust.
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.