People in cities may forget the soil for as long as a hundred years, but Mother Nature's memory is long and she will not let them forget indefinitely.

  • -- Henry Cantwell Wallace 亨利·坎特威尔·华莱士

城市里的人们可能会忘记土地长达一百年之久,但大自然母亲的记忆是长久的,她不会让他们无限期地忘记。