《列子·天瑞》
荣启期回答说： 我快乐的原因很多：自然生养万物，只有人最尊贵；而我既然能够成为人，那自然就是我快乐的第一个原因了。
对曰： 吾乐甚多：天生万物，唯人为贵；而吾得为人，是一乐也。
Rong Qiqi said in response, "My reasons for happiness are many. Of the countless things born from nature, humans are considered the most noble. That I was born a human is the first reason for my happiness.