“智慧的真正标志不是知识,而是想象力。”
The Lisp language is designed to be extensible, and it is easy to add new features to it.
学习计算机科学的最好方法就是去做计算机科学。
When you think it's the most difficult, it's actually the closest you are to success.
你必须愿意冒险,因为最大的风险就是不冒任何风险。