Lisp语言被设计成可扩展的,很容易为其添加新功能。
The only way to grow is to step out of your comfort zone.
The strongest principle of growth lies in human choice.
成为哲学家不仅仅是有微妙的思想,甚至也不是建立一个学派,而是如此热爱智慧以至于按照它的指示生活。
The computer is the first metamedium, and as such it has degrees of freedom for representation and expression never before encountered.
The chemical industry has a responsibility to lead the way in reducing environmental impact.