There is something very ugly in what Donald Trump is doing, and it is built on a base of racism and paranoia. I’m not saying Donald Trump is racist or paranoid; he doesn’t have to be to do the damage he is doing in this country. He just has to be vulgar enough to keep barking out the lies that the racist, paranoid Obama-haters want to hear. And in doing that for them, on major network television talk shows, it legitimizes their feelings, their hatreds, their racism…