Some of them explain the advantage of futility,some express Chuangcius s inner pain,some charge the darkness of society,some praise the sublimity of Enrichment.

In the turbulent society,people always utilyze useness with the expense of sacrificing freedom and dignity,thus,useness and futility is obliged to separate.

It a lso discusses the natural essence of Taoism,the veiwing method of the"outlook of uselessness"and the"opinion of equality between the huma n being and the thing"and the view of the ugly and odd artistic images and the aesthetic character b y relatively dialectic thinking from the point of Chuang tzu s philosophical sy.

In a puzzling world, in order to avoid disaster and eliminate agony in life,Zhuangzi proposed a special way of human existence characterized by the theory of uselessness, nothingness, adaptability and happy excursion which represented the ingenuity of the weak in a desperate circumstance.

A new kind of roller has been invented in order to eliminate useless work.