“三个代表”重要思想为历史研究特别是党史研究提供了新视角和新尺度。本文力图以此为指导 ,重新审视五四新文化思潮 ,看当时早期社会主义和改良主义思想在中国历史发展中的地位和得失。这一分析说明 ,单纯的道德情感的历史观必须让位于“三个代表”的科学标准 ,“三个代表”重要思想具有普遍的历史评价尺度意义 The important thinking of the ’Three Represents’ provides a new perspective and a new standard for the study of history, especially that of the history of the party. This article seeks to use this as a guideline to re-examine the May Fourth new cultural trends and to see the status and gains and losses of the early socialist and reformist ideas in the historical development of China. This analysis shows that the purely ethical outlook on history must give way to the scientific standards of the “three represents,” and the important thinking of the ’Three Represents’ has the universal significance of historical evaluation