insatiable quest and i think 1844 paris i think that he discovered that but i think not until the midcentury after he'd seen -- after industrial capitalism had had a chance to start working its way through europe could he recognize what those ideas would look like. and then maybe his focus turned from sort of the cold calculations of theory, money in the abstract and capitalism in the abstract to its affect on people so it became a sociological -- >> host: but the 1844 manuscript is the key work of that period. >> guest: yes. >> host: but he did it in 1844 and they did it in the public and it's referred to in the 1844 manuscripts. >> guest: yes. >> host: is the main place he discusses the alienation? >> guest: yes. >> host: and that alienation is about people and about all people. >> guest: that's true. >> host: where most people say he doesn't describe in his later lives he doesn't say at all, obviously, not very much. but the question is, it forms a basis still his understanding of what capitalism does to people, particularly, workers, particularly through the kind of relations they have a