常识并不常见。
The power of mathematics comes from its ability to abstract and generalize, turning specific problems into universal truths.
引用尤瓦尔·赫拉利
"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."
We're not trying to preach, we're just trying to teach.
To live is to be constantly surprised by life.