When one says, for example, that superiority and inferiority is a formation to be found in every human association, though the proposition certainly … - Georg Simmel

Cities are, first of all, seats of the highest economic division of labor. They produce thereby such extreme phenomena as in Paris the remunerative occupation of the quatorzième. They are persons who identify themselves by signs on their residences and who are ready at the dinner hour in correct attire, so that they can be quickly called upon if a dinner party should consist of thirteen persons. In the measure of its expansion, the city offers more and more the decisive conditions of the division of labor. It offers a circle which through its size can absorb a highly diverse variety of services.

Every social occurrence as such, consists of an interaction between individuals. In other words, each individual is at the same time an active and a passive agent in a transaction. In case of superiority and inferiority, however, the relation assumes the appearance of a one-sided operation ; the one party appears to exert, while the other seems merely to receive an influence.

If wandering is the liberation from every given point in space, and thus the conceptional opposite to fixation at such a point, the sociological form of the "stranger" presents the unity, as it were, of these two characteristics.