He sees really the future of the world going towards a split, where you have a group of people, the majority, who are the workers. They're called the proletarian. That's the vocab up on the wall. The proletarian are the ones who work and work and work and never get ahead because they don't own what they create. They're working for wages. In Karl Marx's mind, everything is tainted by this, relationships and money and opportunity, everything. On the other side, you have the bourgeoisie.