奈奎斯特准则提供了一种图形方法来确定闭环系统的稳定性。

冥冥之中，宇宙在帮助你，如果你接受这一前提，将更容易成功。

Success is no accident. It is hard work, perseverance, learning, sacrifice, and most of all, love of what you are doing.

能量守恒定律是经验结果的概括。

"Art is not about what you see, but what you make others see."

"The more you play, the more you learn about yourself and the game."