Our building trembles, sometimes, but perceptibly. It is unmistakably a tremble, and I can't imagine what brings it about because the heavy machinery is across the river, where the paper is printed. I've worked in newspapers that house the presses, and when those babies start rolling, you have to grab a strap and hold on because the place feels like a submarine that just got the dive command. Probably, old buildings like ours occasionally settle themselves even more comfortably on their haunches and it is nothing to get worked up over. It only comes to attention, the trembling down at...