"The ruling class, in order to maintain its rule, must constantly revolutionize the instruments of production, and thereby the relations of production, and with them the whole relations of society."

"The abolition of bourgeois individuality, bourgeois independence, and bourgeois freedom is undoubtedly aimed at."

"The development of productive forces has reached a point where the existence of private property and the bourgeoisie are incompatible with further social development."

"The development of modern industry, therefore, cuts from under its feet the very foundation on which the bourgeoisie produces and appropriates products. What the bourgeoisie therefore produces, above …"

"The worker becomes poorer the more wealth he produces, the more his production increases in power and size."