We are seeing a lot of press lately about Donald Trump’s promises to wreak revenge on his enemies should he get back into power next year. Some of us have been focusing on this for years because Trump made “vengeance is mine” his credo going back decades. He’s never made a secret of it. He even gave a speech at the Christian right’s flagship Liberty University before he ever ran for president and gave them two pieces of advice: always get a pre-nup and: I always say don’t let people take advantage — this goes for a country, too, by the way — don’t let people take advantage. Get even. And you know, if nothing else, others will see that and they’re going to say, You know, I’m going to let Jim Smith or Sarah Malone, I’m going to let them alone because they’re tough customers. Years before that he told an audience in Colorado, “If someone screws you, screw them back 10 times harder. At least they’re going to leave you alone, and at least you’ll feel good. I believe in screwing people when they screw you.” In his book “Think Big” he wrote: I love getting even when I get screwed by someone. … Always get even. When you are in business you need to get even with people who screw you. You need to screw them back 15 times harder. You do it not only to get the person who messed with you but also to show…