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

If I had to live my life over again, I would live it as a trader of goods.

老虎的尾巴不会长在狸猫身上，象牙也不会长在老鼠的口中。这句话是说小人是不会做出高尚的事情的。

I suppose when they reach a certain age some men are afraid to grow up. It seems the older the men get, the younger their new wives get.

互联网是一种全球资源，应该以公共利益为管理目标。

没有什么目标是高不可攀的，但人必须小心而自信地攀登。

管理一个公司就像驾驶一艘船，你必须随时调整方向。