实践是人类最根本的活动。实践是人和动物分化的标志，是人类产生和进步的基础。人类主体的实践创造性经历了自发创造、自觉创造和自由创造三个阶段。二十世纪人类主体的实践活动加速了人类主体由自发到自觉、由自觉到自由的历史进程，并以浓缩的形式再现了人类创造性实践活动 Practice is the most basic human activity. Practice is a sign of human and animal differentiation and is the basis for the emergence and progress of mankind. The creative practice of human subject experienced three stages of spontaneous creation, conscious creation and free creation. The practical activities of the human subject in the twentieth century have accelerated the historical process of human subject from spontaneous to conscious and from consciousness to liberty and recreated human creative practice in a condensed form