Andy, oh my God. I can't believe it. What are you doing here? I thought you're in Singapore.
安迪,我的天,竟然在这里遇见你。你在这里干什么?我以为你在新加坡。
Although mankind has undergone no general improvement in intelligence or morality, it has made extraordinary progress in the accumulation of knowledge.
虽然人类有智力和道德上没有得到普遍提高,但在知识积累方面却取得了巨大的进步。