The following is a guest post by the Rev Dr Peter Mullen, Hon. Chaplain of The Freedom Association. 

It doesn’t matter how fatuous some ideas might be, they can never be killed off – quite – by rational argument. They remain impervious even to lorry loads of satire and ridicule. Let me tell you a true story about one such idea…

Ten years ago there was a sensational court case all over the papers. A man aged twenty-two killed his parents, stole all their money – about £20,000 – and cleared off to New York with his girlfriend where they proceeded to live the life of Riley. Well, they were caught and the young man was put on trial for his parents’ murder, but he was acquitted because a psychiatrist declared him to be “suffering from narcissistic personality disorder (NPD).”