Popular saying refers to the form of the language which is used widely by some people in a period.It is not only a linguistic phenomenon,but also a social and cultural psychological phenomenon.At some extent,it is a mirror of the times,which concentrates on the reflection of social change,cultural life and public psychology in a certain historical period.This article begins with the background of popular sayings and the relationship with the new terms.It analyzes the sources and types of the popular sayings,and on this basis,elaborates the social and cultural psychology and tries to reveal the close link between the phenomenon of the special language and the cultural social psychology.