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。

盈利和责任必须齐头并进。

I never make the mistake of arguing with people for whose opinions I have no respect.

"Language is the house we live in, and poetry is the window."

我认为生命太短暂，不能活在别人的梦想中。