A virus circles the world, killing 1% of the population or more, particularly the elderly … and people just go about their business. Even in countries that understand contagion, no one healthy stops working, and neither do most of the sick. In fact, if you suggest staying home, most people think you’re crazy. Why manufacture an economic disaster? That’s how our ancestors would react to coronavirus, from the ancient world through early modern times. Their lives already involved a steady risk of death from acute, fast-acting disease, so this comparatively mild new illness would hardly set them back.