1.Introduction28Classical Foundations[微笑]The third element in this analytical convergence between Durkheim, Simmel and Marx involves their acknowledgement that interaction between the body’s generative capacities and the existing structures of society has important consequences for the subsequent development of both human potential and the social environment. The body is not only a source of and location for society, but is a vital means through which individuals are positioned within and oriented towards society. The sensory and sensual engagement of embodied subjects with the structural properties of social life can either attach them in particular ways to their environment, or distance them from it. These responses, and their resulting outcomes, re-form the body in ways which can either enhance or diminish people’s potentialities, and Marx, Durkheim and Simmel each possess specific concerns about the effects of modernity on people’s embodied character. This process of positioning – involving a physical attraction to, or revulsion from, social institutions – also constitutes the basis on which social systems persist or degenerate.