*Contents* 01:13 THE PHILOSOPHY OF NEGATIVITY 01:24 Sartre: The good and the bad 06:09 Mute experience 12:31 Why is there something rather than nothing? 21:24 Openness upon being: reflection and negativity 23:19 DIALECTIC 23:52 Dialectic thought: historical 25:43 Dialectic thought: individual 27:41 The instability of dialectics 32:49 Hegel and Sartre 35:54 Good dialectics and bad dialectics 37:41 The Derrida connection 45:46 Summary