I've actually had a few people say this to me. Of course, that doesn't necessarily mean it's a very efficient way of trying to open people's minds to alternative viewpoints... but it is one way.

I think this post is important, because with some kinds of people, when you don't know what they're doing, it can affect you emotionally. But when you recognise the behaviour, any power it has over you can disappear instantly, almost like magic.