８０年前的五四运动，是一场民族救亡运动，也是一场思想解放运动。在这场伟大的运动中，马克思主义如明灯，在风雨如磐的长夜中升起。觉醒的进步青年知识分子，认识和掌握了科学的世界观和方法论，高举“民主”和“科学”两面大旗，最终走上了“与工农群众相结合，与社会实践 The May Fourth Movement 80 years ago was a national salvation movement and an ideological liberation movement. In this great movement, Marxism, as a beacon, rises in a long, stormy night. The awakening and progressive young intellectuals have realized and mastered the scientific world outlook and methodology, held high the banner of “democracy” and “science”, and finally embarked on the principle of "combining with the masses of workers and peasants and with social practice