You know, it is a terrible thing to appear on television, because people think that you actually know what you're talking about.

You know, it is a terrible thing to appear on television, because people think that you actually know what you're talking about.

你知道，在电视上露面是一件可怕的事情，因为人们认为你实际上知道自己在说什么。

-- Sir David Attenborough 爱登堡爵士