In 1918, during the fourteenth year of their marriage, Eleanor Roosevelt, age thirty-three, discovered that Franklin, age thirty-six, was in love with her young social secretary, Lucy Mercer. Long afterward, Eleanor told her friend Joseph Lash that the discovery was devastating, that the bottom seemed to have dropped out of her life. Yet as her subsequent history persuasively testifies, it was also her liberating moment, a life-changing event that opened a world of glorious possibilities for a woman not too timid to explore them.