界限定义了我们的身份。它们定义了什么是“我”，什么不是“我”。界限显示了我结束的地方和他人开始的地方，引导我拥有一种所有权感。
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.
建筑师必须是空间的园丁。
Theorems are the milestones of mathematics.
Sometimes you have to be a little bit naughty.
我们都是时代的产物，无论好坏。
The Internet is a reflection of our society and that mirror is going to be reflecting what we see. If we do not like what we see in that mirror the problem is not to fix the mirror, we have to fix society.
The most sustainable businesses are those that balance economic growth with environmental responsibility.
在生命中寻找意义的努力是人类的主要动力。