One could look over the past century and ask oneself, has the increased longevity been good, bad or indifferent?

One could look over the past century and ask oneself, has the increased longevity been good, bad or indifferent?

回顾过去的一个世纪，人们可能会问自己，寿命延长是好事，坏事还是无关紧要?

-- Leon Richard Kass 利昂·理查德·卡斯