Many people think that positive thinking is mostly about keeping one's head in the sand and ignoring daily problems, trying to look optimistic.

许多人认为，乐观思维主要表现为逃避现实并忽视日常问题，试图让自己看起来乐观。

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But when you use some of your famous devastating one-liners about people - for example, of David Mellor, "a man who buried his head in the sand like an ostrich thereby exposing his thinking parts" - was that something that personally felt, was it something that you buffed up beforehand?

BBC: News Online