> 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/2019/12/09.md). # 09 这世上本没有路，走的人多了就有了路。 早安，世界。早安，未来。