Argument: Willingness of astronauts to go to Mars does not justify mission
Jazz Shaw. "Robots Should Go Where Man Hesitates." Pajamas Media. July 20, 2009: "It’s not that American heroes are in short supply. The waiting list of brave, daring professionals hoping to enter the space program is massive, and many stand ready to risk their lives to advance the cause of science and push mankind past any and all boundaries. But is this really the way we wish to spend those lives?"