过去是一个异国；他们在那里做事的方式不同。
如果技术不能解决实际问题，它就毫无意义。
It’s not about money. It’s about the people you have, how you’re led, and how much you get it.
The writer’s mission is to be a witness to his time, to speak for those who cannot speak.
"The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them."