简介 ''Your lungs are about as bad as they can get,'' the nurse explains to the 83-year-old man. ''Your lungs aren't going to get better, and so the act of putting you on the machine is almost a futile effort.'' In a long conversation, the nurse lets this patient know what his options are and tries to determine his wishes, as kindly as possible but with the suggestion that she has done this many times before. ''I want to help you, but I only want to help you in the manner in which you want to be helped,'' she says. ''I don...