In his speech at the launching ceremony of "200 1 International Year of Volunteers", former UN Secretary-General Kofi Annan pointed out: "The core of volunteerism is the ideal of service, unity and the belief that * * * will make the world a better place. In this sense, volunteering is the ultimate embodiment of the spirit of the United Nations. " This sentence points out the essence of voluntary service and expresses people's sincere praise for voluntary service. The spirit of voluntary service can be summarized as: dedication, friendship, mutual assistance and progress.