Most people who worked at The Nation in 1984 would probably not have disagreed with the proposition that Henry Kissinger had, metaphorically, screwed the entire world. But when then-editor Victor Navasky wanted to run a cartoon depicting him doing just that, he faced a newsroom revolt. The drawing was by David Levine, best known as the longtime contributor of caricatures to the New York Review of Books, and it depicted the former secretary of state naked and thrusting atop a woman with a globe for a head, his beady eyes peeking out ecstatically through his trademark glasses. An American flag