Jenne Calment did not seem to worry about taking risks. At the age of 85, she learned fencing. At the age of 100, she was still riding a bicycle. She gave up smoking when she was 121, but not for health reasons. She could not see clearly enough to light the cigarettes herself, and she was too proud to ask other people to do it for her. Perhaps the secret to her age was that she never got bored with life.