On Man's Protagonist Nature and Social-economic Development

Marx digested the rational contents of traditional western ideas about man's protagonist nature of society,criticized its idealist base and discovered and revealed for the first time the nature about man's protagonist nature of society,presenting successfully the sources from social practice.This essay is trying to scan the past ideas,to find out the way of research,to demonstrate a right relationship between protagonist and social-economic development and to find out a new base for protagonist to get formed.