Slavoj Žižek in a friendly debate with students on ontology and politics in relation to Alain Badiou’s philosophy. In this lecture Slavoj Žižek discusses the status of the subject, transcendental phenomenal existence, the difference between act and Event, the necessity of terror, Christianity, Saint Paul, inconsistency of the big Other, the communist hypothesis and political nomination in relationship to Jacques Lacan, Alain Badiou, Alenka Zupančič, Mladen Dolar, Sigmund Freud, Gilles Deleuze...