The essence of mathematics lies in its freedom.
The real problem is not whether machines think but whether men do.
地理学的研究是对地球作为人类居住地的研究。
软件开发中最重要的一个方面是明确你要构建什么。
Life has no meaning a priori. It is up to you to give it a meaning.
爱情,你的话是我的食粮,你的气息是我的醇酒。