Man’s natural life span, 75 to 90 years or so, has not increased. It is the number of us who manage to attain it that has increased.
Man’s natural life span, 75 to 90 years or so, has not increased. It
Man’s natural life span, 75 to 90 years or so, has not increased. It is the number of us who manage to attain it that has increased.
