Q&A part V of the Hitchens vs. Turek debate at VCU, VA. Full debate: http://www.vimeo.com/1904911
and (annotated)
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Again ethics, Hitchens reference about Sokrates who would feel shame when making a dishonest or shady argument clearly points at Tureks demagoguery (Hitler=Humanist) from before.

At 3:03 Hitchens is asked about the purpose of life though, enjoy the answer.