| How to realize the all- around development of individual is the key point, which Marx concerns about in his life. It's the core of Marxism and its lofty value. It's the essential demand of how to construct the new socialist society. The purpose of the comprehensive construction of a well-off society advocated in the 16th CCP's Congress is the reflection of the all- around development of individual. Promoting the all- around development of individual is not only the inner demand of the comprehensive construction of a well-off society, but also the purpose of constructing the all-round well-off society. In this paper, starting from a diachronical viewpoint, the author mainly discusses the all- around development of individual and the comprehensive construction of a well-off society on the basis of applying theories to the reality. This paper consists of three parts:The first part deals with the historic clue of the all- around development of individual. First, the evolution of human development. Second, the discussion of Marx and Engel's theory of the all- around development of individual. Third, the discussion of three-session leaders'theory of the all- around development of individual.The second part focuses on the possibility and the necessity of the comprehensive construction of a well-off society. First, the possibility of the comprehensive construction of a well-off society. Second, the necessity of the comprehensive construction of a well-off society.The third part concerns with the relationship of the all- around development of individual and the comprehensive construction of a well-off society. First, the all- around development of individual is the demand of the comprehensive construction of a well-off society. Second, the comprehensive construction of a well-off society provides with the condition for the all- around development of individual. |