Slavoj Žižek talking about the structure of belief and the mediation of desire. In this lecture Slavoj Žižek discusses his polemic with Badiou on the notion of subtraction as a political and philosophical category, object a as cause of desire, the event, inconsistency in the symbolic order and the function of the master signifier in relationship to Jacques Lacan, Alain Badiou, Karl Marx, Michel Foucault, Jacques Rancière and Charles Darwin focusing on singular universality, the supernumerary element, Zapatistas, evolution, minimal difference, the point, ecology, nature, love, and generic sets. Public open lecture for the students and faculty of the European Graduate School EGS Media and Communication Studies department program Saas-Fee Switzerland Europe