His wife responded: “Imagine that we could observe the earth drifting by like this ​ — how much knowledge is there already on earth, and how much more is there to learn?
فقال الزوج :‏ « الى ايّ حد وصل الانسان في معرفته عن القمر ،‏ وماذا يمكنه ان يعرف بعد ؟‏ » .‏