In 1963, Derrida published one of his more important essays - "Violence and Metaphysics," a critique of the thought of Lithuanian-French philosopher Emmanuel Lévinas (1906-1995) ... the piece is lengthy and often dense, repeatedly demonstrating the enveloping, equivocal nature of both "Hebraism and Hellenism" in terms of cultural influence - at least one theme is the cultural role of philosophy - its 'future' ... the video clip reads from the essay's opening paragraph: