"We are all searching for something, but we don't always know what it is. Sometimes it's a person, sometimes it's a place, and sometimes it's just a feeling."

Writing is a way of preserving memory.

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。

说谎后需要好记性。

你后半生的深刻个人材料是你的孩子。你可以在父母去世后写他们，但你的孩子还会在这里，你会希望他们来养老院看你。