The PID controller is a universal tool for the control engineer, applicable to a wide variety of processes.
PID控制器是控制工程师的通用工具，适用于各种各样的过程。
The path to discovery is rarely a straight line.
Time is not a thing, thus we can neither waste nor save it; it is always with us.
写作是一种抵抗的方式，是保持记忆鲜活的方式。
我希望被人们记住是一个有所作为的人。
The truth is not in the words, but in the silence between them.
Sometimes you have to lose yourself to find yourself.
循环经济不仅仅是关于回收——而是关于重新思考整个系统。