故事没有开始或结束:人们任意选择那个经验时刻来回顾或展望。
The greatest art is to make the invisible visible.
The world is a canvas, and we are the painters.
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 essence of business is to create value, not just simple transactions.