一、五花八门的青年概念人们对客观事物的认识总是从局部到全局、从部份到全体、从特殊到一般、从个别到普遍,这是思维的辩证过程。各个学科对青年的研究,也是从各自感兴趣的侧面进行分析、归纳、推理,从而得到各学科关于青年特有属性的认识,概括为不同的青年概念,这是符合辩证逻辑规律的。迄今为止,我们至少已知的青年概念有:人类生物(生理)学的青年概念、心理学的青年概念、社会学和社会传统习惯观念中的青年概念、社 First, the concept of a wide variety of youth People’s understanding of objective things always from the local to the overall, from part to all, from special to general, from individual to universal, which is the dialectical process of thinking. The research of young people in all disciplines also analyzes, summarizes and infers reason from each aspect of their interest, so as to obtain the knowledge of the unique attributes of youth in various disciplines and summarize them as different concepts of youth. This is in accordance with the laws of dialectical logic. So far, at least the youth concepts we have known are: the concept of youth in human biology (physiology), the concept of youth in psychology, the concept of youth in sociological and social traditions,