> 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/2017/12/28.md). # 28 昨夜梦到小时候过一片沼泽，地上已经有一些石头用来垫脚。虽然前面不能下脚，还是可以从后面搬一些石头来。放下去，试试稳不稳固，再去走下一步。早安，世界。早安，未来。早安，脚踏实地的你。