This chapter introduces the main ideas of Utopian socialism at its primary level, especially the Utopian Socialism in 19th century which was used as the main source of scientific socialism.

• 这一章主要阐述了作为社会主义的原始形态的空想社会主义，特别是作为科学社会主义主要思想来源的19世纪的空想社会主义的基本内容。