It is only of life on Earth, however, that one can speak with any certainty. It seems to me that all life on Earth, the sum total of life upon the Earth, has purpose.
然而，只有关于地球上的生命，人们才能有把握地说出来。在我看来，地球上所有的生命，地球上所有生命的总和，都是有目的的。
标签
Purpose
Certainty
Earth