> 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/2016/11/22-yi-ma-xin-yuan.md).

# 22, 意马心猿

![](/files/-MGlK98ajLlNqLMBu-cu)