我不是商人。我是设计师和工程师。
I'm not a businessman. I'm a designer and an engineer.
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
You have to be willing to fail to succeed.
活着就是受苦，生存就是在苦难中找到一些意义。
The secret of change is to focus all of your energy, not on fighting the old, but on building the new.