Kudos to Glenn Greenwald, a rare leftist voice of sanity on so many issues, for opening his recent article this way: In virtually every realm of public policy, Americans embrace policies which they know will kill people, sometimes large numbers of people. They do so not because they are psychopaths but because they are rational: they assess that those deaths that will inevitably result from the policies they support are worth it in exchange for the benefits those policies provide. This rational cost-benefit analysis, even when not expressed in such explicit or crude terms, is foundational to...