有很多学科都对童年问题进行了研究。特别是从十九世纪八十——九十年代以来,通过心理学、心理行为研究等,人们对儿童本质,儿童生长与发育成熟等问题获得了既广又深的认识。弗洛伊德(S.Freud)创立的心理分析理论,不仅探讨了儿童的病态心理问题,而且努力说明儿童发展的阶段。生物学有助于人们从根本上认识人 There are many disciplines that have studied childhood. Especially since the 1980s and 1990s, people have gained a wide and deep understanding of the nature of children, the growth and development of children, through psychology and psychological behavior research. The psychoanalytic theory founded by S. Freud explores not only the child’s psychopathological problems but also the stages of child development. Biology helps people to know people fundamentally