"A great man is one sentence," Clare Boothe Luce was fond of pronouncing. "History has no time for more than one sentence, and it is always a sentence that has an active verb." In her own life, however, Luce insistently defied her own prescription, as she did so many assumptions. Too successful and too driven ever to confine herself to a single sentence, she completed an entire paragraph, baroque with ornamental periods, bristling with active verbs and packed with household names.
For more than a half-century, Luce was on whispering terms with history, the friend of Winston Churchill and Chiang Kai-shek,...