On the medium link between musical sound and real life;

Currently,the imperfection of real life,which teaching returns to,encourages .

In the real life, we always find the communication that is contrast to it in Habermas theory of communication.

His poems, which laid a foundation for the later Russian poetry s development, are outstandingly characterized by the song of man in actual life.

Doctrine of Mean is one of the most important categories of system Confucius Thoughts,which is a way of life principle related to the actual life.

As a kind of social practice activity field closely related to the living status and life style of people, teaching activity is in essence a dynamic formation course continuously guiding students from realistic life to possible life.

As far as art creation is concerned, the characteristics which art origins reality and is approaching to life determines that the formation of art text is inseparable from reality life.