"To begin with I was in love and I am in love so that's not hard." Ellie LeBlond Sosa had asked her grandmother how her lifelong love affair with President George H.W. Bush had withstood World War II, the West Texas oil fields, the painful loss of a child, a political climb to the White House, and the transition back to a "normal" life. Through a lifetime's worth of stories and letters, and intimate interviews with the Bushes and family friends, this...