This article demonstrates that in the social sciences, interpretation of phenomena or acts or interactions using hypotheses and data pertaining to a level that differs from the level of the subject being studied depends on the extent to which the bridge between these levels is crafted. Otherwise the interpretation is dominated by Impressionism. The first part of the study is concerned with definitions and measures in order to separate social components of the social. Then it clarifies the mandatory nature of transition. To answer the question the study adopted the two theses of “emergence” and "the conflict of the gods." Finally, some models of transition were presented which concluded that it was impossible for a general model to be valid in every context. Every research topic must build the mechanisms of its transition.