The imaginary institution of society - Cornelius Castoriadis
Cornelius Castoriadis' far-reaching analysis of the unique character of the social-historical world and its relations to the individual, to language, and to nature. He argues that most traditional conceptions of society and history overlook the essential feature of the social-historical world, namely that this world is not articulated once and for all but is in each case the creation of the society concerned.