个体生活在社会之中,但不孤立地在社会中生活,而是生活在一定时空区域内的人群之中,这种人群在哲学上叫集群,在社会学上叫群体,它是二个或二个以上直接接触或间接接触的人的集合.这种人群集合具有心理交互影响的确定模式和特殊类型的集体行为,是一个具有一定组织形成的整体.物以类聚,人以群分,因此群体是人类存在的普遍形式.个人的活动首先要表现出一种群体特征.这样,研究个体认识的发展就不能不关注群体. The individual lives in the community, but does not live in society in isolation, but lives in a group of people within a certain space-time region. Such people are philosophically called clusters and sociologically called groups, which are two or Two or more people in direct or indirect contact with each other.This group of people has a certain pattern of interaction with the psychological interaction and a special type of collective behavior, is a group formed by a certain organization. The universal form of human existence. Individual activities must first show a group of characteristics, so that the development of individual awareness can not but focus on groups.