The Moving Goalpost fallacy seemed a fitting topic for the new year, when people's personal goalposts are sliding about like ice skaters. People are lacing up, some sailing around, triple-axeling; some colliding with things, toppling, getting up again, or just inching along with a white knuckle grip on the rink edge of aspiration. Most personal goals are born ambitiously (I will no longer drink mimosas during bubble baths), then wobble a little, moving closer, allowing us to drink two mimosas, which is not as wicked as our usual five, but better than no mimosas at all (unreasonable!). The moving goalpost fallacy usually deals with the opposite: cases in which the rules tighten, goal post moves farther away, for the standard is reset by someone else who doesn't want that goal to be achieved. The Moving Goalpost is not about building arguments, but about testing theories. It deals more with venturing into real-world testing of claims. How many times must a statem...