Those who seek to satisfy the mind of man by hampering it with ceremonies and music and affecting charity and devotion have lost their original nature.

ISBN 978-0-231-03147-9. Go away quickly and do not soil me with your presence. (2 tr.

His philosophy can be considered a precursor of relativism in systems of value. He is credited with writing—in part or in whole—a work known by his name the Zhuangzi which expresses a philosophy which is skeptical arguing that life is limited and knowledge to be gained is unlimited.