By Preston McSwain via Iris.xyz

A haloed professional or politician gives a speech and repeats something we have heard many times before. The audience nods their heads in approval and cheers.  At the end someone says, “Wow, that was quite persuasive.”

The only problem is: “It just ain’t so.”

As we are unfortunately reminded in political debate and claims on social media, “just ain’t so” happens too often.

Mark Twain is widely reported to have said, “It ain’t what you don’t know that gets you into trouble, it is what you know for sure that just ain’t so.”

Why do I mention this and then write the words “widely reported’?

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