(CNN) Donald Trump's new best friends "Chuck and Nancy" probably shouldn't get too chummy with the President just yet. That's because the political whiplash that Washington experienced with Trump's dance with Democratic House leader Nancy Pelosi and Senate Minority Leader Chuck Schumer proved that in the President's world, there are no permanent political friends, no permanent political enemies, just his own unpredictable interests. And if Democrats need further evidence of the fragile half life of Trump's political friendships, they might consider the cast of his pinballing political orbit, like Gary Cohn, Rex Tillerson, Steve Bannon and Reince Priebus, all of whom have been up, down and sometimes out in his tumultuous eight months in power.Trump this week struck a deal with congressional DemocratsHe has a habit of creating alliances and then ending them abruptlyA Trump biographer says, "He has never had to agree with someone to use them"
Since he stormed the national political stage, it's been clear that in many ways, the notion of political friendships, permanent alliances and immovable principles are foreign to _.