Health is most important for a happy life. This dialogue is a discussion on health, the essential requirement for happiness of all human beings, by Dr. René Simard, the former rector of the University of Montreal, who is an authority on cancer studies, and Dr. Guy Bourgeault, who is a specialist in ethics and a man of profound learning in the field of theology, with a Buddhist, Dr. Daisaku Ikeda. All three authors wish that the 21st century may be a century of life, from which a healthy an...