Hustle hard, die empty.
If we don’t act now, the next generation will inherit a world with fewer resources and greater challenges.
"The past is not dead; it lives in the stories we choose to remember and retell."
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 highest possible stage in moral culture is when we recognize that we ought to control our thoughts.