Originally posted on Watts Up With That?:
By Christopher Monckton of Brenchley
Special to the Financial Post (reposted here with permission from the author)
“But there’s a CONSENSUS!” shrieked the bossy environmentalist with the messy blonde hair.
“That, Madame, is intellectual baby-talk,” I replied.
I was about to give a talk questioning “global warming” hysteria at Union College, Schenectady. College climate extremists, led by my interlocutor, had set up a table at the door of the lecture theatre to deter students from hearing the sceptical side of the case.
The Greek philosopher Aristotle, 2300 years ago, listed the dozen commonest logical fallacies in human discourse in his book Sophistical Refutations. Not the least of these invalid arguments is what the mediaeval schoolmen would later call the argumentum ad populum – the consensus or headcount fallacy.
A fallacy is a deceptive argument that appears to be logically valid but is in fact invalid. Its conclusion will be unreliable…
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