This extraordinary book is borne of loss: the loss of love, of certainty and assuredness, of knowing where we are or who we are, of beauty and youth, of health, of life itself, of privacy, and of roles and of knowing. When someone or something we love leaves us, we suddenly walk alone into new territory without them. We become strangers in new lands, places where the landscape is unalterably changed, where the center of gravity has somehow faltered...