Recently I was invited to speak to a group of about 300 women in the suburbs of New York City. They were full of energy, wit and candor about the changes they were experiencing. As always the “question” part of the evening became what we once called a consciousness-raising. And as always, there were surprises. Someone asked for a show of hands of the “single” – divorced, widowed, never married – women, and to my (and their) amazement two-thirds of the hands went up. (When I polled the divorcees further …