translation.en: So first of all, I'd like to say something about memetics and the theory of memes, and secondly, how this might answer questions about who's out there, if indeed anyone is.
translation.zh: 所以首先，我想介绍一下迷因 和迷因理论， 其次，这个可能解答关于外太空的问题， 是否有生命存在。