[DenisM]

That was the polite one.

Imagine that you meet a person who is terribly confused about logic and evidence to a point where he takes any random anecdote or even a lack of one and reinterpets it as data backing his preconceived notions. Now imagine trying to set this person straight and help them out of this trap. Do you think he would resist the change and take it as a personal affront? Well, there is always a slight chance that it will help.