Topic: superstructure

The objective of studying dialectical and historical materialism is to provide the proletariat and the people with the materialist-scientific outlook in comprehending nature and society and with the materialist dialectical method in cognition or acquiring knowledge from such social practice as production, class struggle and scientific experiment.

As background, let me cite the fact that in the Communist Manifesto of 1848, Marx and Engels had already differentiated Scientific Socialism from Utopian Socialism of three kinds: