Carl Sagan said that both ideas influenced the public deeply.

VOA: special.2010.07.28

Well, as Carl Sagan would have said, there are billions and billions of tests we would have to do. Or maybe it's billions and billions and billions. Pretty impractical.

好，就像Carl，Sagan，说过的，我们得做十亿个十亿测试,或者可能是十亿个十亿个十亿测试,很不切实际，很难想象出一个。

麻省理工公开课 - 计算机科学及编程导论课程节选

Well, as Carl Sagan would have said, there are billions and billions of tests we would have to do. Or maybe it's billions and billions and billions. Pretty impractical.

好，就像Carl，Sagan，说过的，我们得做十亿个十亿测试,或者可能是十亿个十亿个十亿测试,很不切实际，很难想象出一个。

麻省理工公开课 - 计算机科学及编程导论课程节选