 theme but we have run out of time and I want to thank our audience first and I want to thank our audience around the nation and the world by way of the internet and webs and all of that and most important our guest New York Times columnist Tom Friedman for sharing his thoughts his insights about big questions and I'm very grateful for you to do that but that's it for now I'm Marvin Kell but as Ed Murrow used to say good night and good luck