Boundaries define us. They define what is me and what is not me. A boundary shows me where I end and someone else begins, leading me to a sense of ownership.

科学中最重要的不是获得新的事实，而是发现思考它们的新方法。

数学是上帝用来书写宇宙的语言。

The debate rages on: is PL/I Bachtrian or Dromedary?

银行要回归本源，做好服务实体经济的本职工作。