《论语·子张篇》
子游说： 子夏的学生们，做洒水扫地、接待客人、趋进走退一类的事，是可以的，不过这些只是细枝末节的事。
子游曰： 子夏之门人小子，当洒扫应对进退则可矣。
Zi You said: Zi Xia's disciples are capable of sprinkling water, sweeping floors, receiving guests, and advancing and retreating. However, these are mere trivial matters. 