Not so long ago I accepted a post for teaching law at one of Britain's prestigious Universities. On my first hour of arriving I was taken in to meet the Head of Department.

I was told that a student had made a complaint about my appointment, and that the complaint was being investigated. The complaint related to some things I had said in a recent by-election.

I was a little taken aback, not so much because there was a complaint but because it warranted an investigation that would unnecessarily use up taxpayers' money.

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