> 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/2017/09/28.md). # 28 世界绚丽多彩，人生锦绣繁华。基因的不同让每个人与生俱来就个性十足。对环境的适应让行为方式也各不相同。感受每一个不同。早安，世界。早安，未来。早安，独一无二的你。