A pioneer in end-of-life care, Frank Ostaseski brings his Buddhist practice—and a startlingly respectful compassion—to the bedsides of people who are face to face with dying. In his new book, The Five Invitations: What Death Can Teach Us About Living Fully, he has learned lessons that “are too important to be left to our final hours”: By turning away from death, he says, we also turn away from the preciousness of life and our ability to live fully. Ostaseski guides us...