The product acts back upon the producer. Externalization and objectivation are moments in a continuing dialectical process. It is already possible, however, to see the fundamental relationship of these three dialectical moments in social reality. Each of them corresponds to an essential characterization of the social world. Society is a human product.
Society is an objective reality.
Man is a social product. It may also already be evident than an analysis of the social world that leaves out any one of these three moments will be distortive.