If I say something stupid or controversial on Twitter or if I write something on a blog or if I shout it in the town square it makes no difference.

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The approach taken by my teachers from first grade through high school was that I was lazy, stupid or both.

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The usual tactic was to try make me look stupid by asking impossible questions or claiming that I had not answered their question when I clearly had.

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If a kid sees a woman wearing a T-shirt reading "I'm With Stupid, " he or she might take the words to heart, thereafter treating the woman's husband with scorn, derision and perhaps even contumely.

WSJ: Joe Queenan Asks: Has That T-Shirt Been Fact-Checked? | Moving Targets

"I don't know if it was brave or stupid but adrenaline kicks in, " he said.

BBC: St Neots jeweller Jack Goldstraw confronts armed raider