《庄子·内篇·齐物论》
耗费心思方才能认识事物浑然为一而不知事物本身就具有同一的性状和特点，这就叫 朝三 。
劳神明为一而不知其同也，谓之 朝三 。
It takes effort to realize that things are all one but not to know that things themselves have the same nature and characteristics, which is called "Chao San".