One of the dangers of the the social internet is the potential to destroy someone. We have seen it with liberals attacking conservatives over issues. But, rarely have we seen it when one group attacks itself. The Wall Street Journal has an editorial today about how a person at the Brookings Institution think tank was deliberately attacked by Senator Elizabeth Warren. What’s pretty clear is that it was organized behind the scenes and launched. It wasn’t random. You might have read about thought police in science fiction. They aren’t science fiction anymore. What was his crime? Using cost-benefit analysis, Robert...