Frost tossed an avenil wrapper in the space erviser's part reducer. "These people have found the secret of immortality," he said. "What a romantic temperament you have," Scott replied softly. "'The secret of immortality,' it sounds as dated as the philosopher's stone." "What do you mean? We're not immortal." "No, we're not—though you may not have noticed that the last report of the committee for India gives the life expectancy there now as seventy years. And because of consistently good medical