Deductive reasoning isn’t just a tool for curing polio and making accurate models of the solar system; it’s also a great way to alienate yourself from like half the population. One can only imagine the joy of the first caveman who combined two truthful propositions to synthesize a third, and the disappointment/rock impact he felt when he tried to explain it to somebody else. The problem with logic is that it works best on those people who are most likely to arrive at valid conclusions themselves. Its effectiveness diminishes as you deal with unprincipled or prejudiced people—sorry, “common sense” people—and drops to near zero when you get to people who prefer standing outside and yelling stuff. Basically, logic convinces least where you need it most, like if Raid killed bugs in direct proportion to their intelligence. This week’s link roundup starts out with some sweet victories for logic, then watches logic return to its role as depressingly aging gatekeeper. It’s also got Glenn Beck telling us which major religion the Antichrist will probably belong to so, you know, look out for that.

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