Is It Acceptable to Punch Nazis?

Bjorn. Popper has said that in order to have a tolerant society, we need to sometimes be intolerant towards intolerance. We don't want to destroy any means of error correction so therefore, we don’t want to destroy people. Intolerance is a label for when you're not tolerating other people or the existence of other people. Should I be tolerated in society? Absolutely. What does intolerance mean? Then we have a problem. The observation itself could be in error in some way. This has happened in the history of astronomy before as well. That's why Einstein is famous because he was one of the rare people able to come up with systems of the world.