> For the complete documentation index, see [llms.txt](https://www.oulan.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.oulan.com/2020/03/31.md).

# 31

有些东西不打破，就会将寻常的当成稀有的。

![](/files/dhp5I03PXbGruw3AJWnD)