This year is the 200th anniversary of Marx's birth. Marx's intellectual heritage has the most profound influences on the development of human society. Marxism has profoundly changed the historical process of human social development. As one of the most influential figures in the development of Marxist history, Rosa Luxemburg has important practical significance for the understanding of Marx's theoretical heritage. Her theoretical thoughts still have a profound significance for the study of Marxism today. In today's society, Marxism remains the most powerful ideological weapon of the proletariat, which points out the correct path for social progress and human liberation. Marxists should constantly conduct theoretical and practical explorations to realize human liberation and the development of socialism.