事物既合二而一,又一分为二;既相吸合作,又相斥分裂。恩格斯说:“一切运动的基本形式都是接近和分离、收缩和膨胀,一句话,是吸引和排斥这一古老的两极对立。”(《马恩选》第3卷第493页)。 人类社会发展的各阶段、各阶级之间,既有相吸合作运动,又有相斥分裂运动。生产力发展了,就要求改变生产关系,统一体就要分裂。社会就这 Things combine not only one, but two; they work together and repel each other. Engels said: “The basic forms of all movements are approaching and separating, contracting and expanding, in one sentence, the ancient polarization between attraction and exclusion.” (Selected Works of Marne, Volume 3, p. 493). At all stages of the development of human society, there are both cooperative and mutually motivated movements and splittist movements among all classes. As the development of productive forces requires the change of relations of production, the unity must be divided. Society on this