> 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/2019/02/12.md).

# 12

开门利是第一件\
梧桐山上身健\
引吭高歌声振远\
白云似雾轻潜\
谈笑处，人不倦\
坐岩边，是神仙\
且看这山那山

![](/files/-MTTvWXbvC89fjv3FN6a)