文章通过对齐白石衰年变法前后作品题材、绘画风格的比较 ,剖析了其衰年变法的社会、心理原因 ,论证了齐白石衰年变法是对传统中国画的解构与重建 ,是对自我形象、内在思想感情的解构与重建 ,并隐含着对旧制度的解构与重建。这种艺术变革是社会变革的征兆 ,与西方现代主义艺术有着不谋的暗合和本质的区别 By comparing the theme and style of the works before and after the Whitehead Decay, the article analyzes the social and psychological reasons for the decline of the old and declines, and demonstrates that the decaying approach of Qi Baishi’s decline is the deconstruction and reconstruction of the traditional Chinese painting. It is a reflection of the self-image and the inner thoughts Deconstruction and reconstruction of feelings, and implies the deconstruction and reconstruction of the old system. This kind of artistic transformation is a sign of social change, which has the same coincidence and essential difference with the Western modernist art