Carl: So, where is my talk? I'll need a moment to find my talk. Where is it? It's funny. Please patient. There it is. Okay. So now I see only Hamid. Good. Okay. So, my friends, this talk is a kind of . . . it's about silence. It is an echo of silence from our last retreat in Karuna. In the last talk on Saturday afternoon, Hamid spoke about silence. This talk should be different. It should be a talk where the audience, we who were sitting around, could also take part answering