„The progress that's made … in any argument or in any discussion is by confrontation. That's a dialectical fact. People say "oh let's have less heat and more light," fatuously. There's only one source of light. It happens to be heat.“
— Christopher Hitchens British American author and journalist 1949 - 2011
May 4, 2008 TimesTalk http://www.nytimes.whsites.net/talk/podcasts.html.