If you want to understand function, study structure.
如果你想理解功能，就去研究结构。
说出真相就是革命性的。
Mathematics is the language with which God has written the universe.
阅读之于心灵，犹如运动之于身体。
最伟大的故事是那些揭示人类境遇的故事。
PID控制器的本质在于它能够根据系统的过去和现在状态预测其未来行为。
I’m grateful for every experience, good or bad, because it shaped me.
Progress is impossible without change, and those who cannot change their minds cannot change anything.
The real problem is not whether machines think but whether men do.