"Sauce for the Goose" establishes once again that even a weak Peter De Vries novel is fun to read. Many of Mr. De Vries's major faults are brought into sharp focus in his latest comedy of manners for our troubled times. The plotting, something that has never been close to his heart, is unusually skimpy: A feminist writer, seeking to write an exposé of sexual harassment in the business world, falls into traditional love with the boss and they get married. Mr. De Vries uses such a light satiric pen in spinning out this contemporary fairy tale that it is sometimes difficult to know exactly what it is he is making fun of. Women's Lib would seem an inviting-enough target, but Mr. De Vries is so gentlemanly that his thrusts have little effect. What might have been an ironic view of feminism is often no more than a...