针对程朱理学“存天理,灭人欲”的理欲对立论,戴震从人性的角度出发,认为“欲”和“情”乃是人天生的本性,通过对“欲”与“理”的解说,通过对自然与必然之间关系的诠释,提出了他的理欲观,否定了程朱理学理欲对立论,他认为“理”和“欲”即相互矛盾又相互统一,提出了对立统一的理欲观的思想。他的思想在当时不仅正人心,救风俗,将人们从封建礼教束缚中解脱出来,而且对近代思想的发展有深远影响。 According to Opposition Theory of Reason and Reason of Cheng Zhu Neo-Confucianism and Extinction of Human Desire, Dai Zhen considered humanity’s natural nature as “desire ” and “feeling He explained his view of reason and desires and denied the opposite view of Cheng-Zhu Neo-Confucianism. He considered that ”reason “ and ”Desire" means mutual contradictions and mutual unification, and puts forward the idea of ​​opposing the unity of reason and desires. At the time, his thoughts were not only positive, save customs, people freed from the shackles of feudal ethics, but also has far-reaching impact on the development of modern thought.