War is an ugly thing， but not the ugliest of things: the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth a war， is much worse.

最好的投资是那些能够改变世界的人。

我不是一个需要被拯救的女孩。我是一个拯救自己的女孩。

最有力的陈述往往是最安静的。

"To live is the rarest thing in the world. Most people exist, that is all."

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。