The slippery slope is real. Once the state gets in the business of killing off its citizens via euthanasia, the brutal logic of economics works its way through the system. In Canada, which legalized euthanasia just over a year ago, one of the most important forums for political discussion, Maclean's Magazine, published an article arguing that doctors ought to be paid a premium for killing off euthanizing terminal patients. And of course, it was all so reasonable in tone. It really is a lot of work for the doctors, you see. Most providers need to meet with their patient a couple times...