The paradox of tolerance, a theory that challenges a society’s ability to defend democracy from within, is at the heart of the political turmoil plaguing the United States today. The idea, first ...

Check out these popular moral principles: Be intolerant of intolerance. Don't listen to people who don't listen. Don't compromise with people who don't compromise. Shame on people who shame people.

Never lie. That’s what we’re told. That’s what we say. But we don’t mean it. We know there are times to lie – a lot sometimes, consistently for an extended period of time and with extreme distortions.