> 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/2017/06/27.md).

# 27

风景，自然是外面的好。眼界，自然是窗口宽广。虽然现在坐一屋而知天下，但是体验就是体验，需要身临其境，需要打开门，走出去。你好，世界。你好，未来。你好，正在体验的你。

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