psychology has more than 100 years developmwnt history, and make great success during this time. But in the after development, psychology met the unprecedented contradiction and conflict, facing division and broken, and in the embrassmed situation of divorced from society, positive psychology is emerge as the times requirement in this crisis. In order to better guide the development to positive psychology, providing philosophical theory and instructions on methodology it is neeessary to discuss about the positive psycholog froma philosophical perspective. Since 1879 the western modern psychology come into being, the psychology of natural science orientation has been the mainstream of psychology. In addition, admit the uniqueness ofman, attention to people＇s inner experience of humanistic psychology, also occupies a space in the confrontation with the reflection of the mainstream of scientific psychology. positive psychology from the research content to lead psychology to another port, but the research methods are not completely abandon the previous research methods of positivism psychology, but more introduced humanismbased on the positivismresearch method of scientific oriented.