Introduction by: Carrington, Hereward; Shelton, Herbert M.Louis. Cornaro lived to be 102 in the fifteenth and sixteenth centuries. He was told at the age of 40 he didn't have long to live. He reformed his diet and mode of living and reached an age quite unusual for his era. First Discourse: On a temperate and healthful life; Second Discourse: Showing the surest method of correcting an infirm constitution; Third Discourse: The method of enjoying complete happiness in old age; Fourth Discourse: An exhortation to a sober and regular life, in order to attain old age.