Virtues, like viruses, have their seasons of contagion. When catastrophe strikes, generosity spikes like a fever. Courage spreads in the face of tyranny. But some virtues go dormant for generations, as we've seen with thrift, making its comeback after 40 years in cold storage. I'm hoping for a sudden outbreak of modesty, a virtue whose time has surely come.

You can understand why this one went out of style. It was too often twisted into a demand — that a lady demurely contain herself, not make a spectacle, do nothing that makes a man feel like anything but a king. At least in Western cultures, that attitude did not survive the '70s and all the exuberant liberations attending. By the time the Reagan era dawned and a new Gilded Age beckoned, women were invited to swagger...