Kyrsten Sinema is interviewed by McCay Coppins and makes a very poor impression. The woman has a shockingly unpleasant personality: Sinema tells me that there are several popular narratives about her in the media, all of them “inaccurate.” One is that she’s “mysterious,” “mercurial,” “an enigma”—that she makes her decisions on unknowable whims. She regards this portrayal as “fairly absurd”: “I think I’m a highly predictable person.” “Then,” she goes on, “there’s the She’s just doing what’s best for her and not for her state or for her country” narrative. “And I think that’s a strange narrative, particularly when you contrast it with”—here she pauses, and then smirks—“ya know, the facts.” You can see, in moments like these, why she bothers people. She speaks in a matter-of-fact staccato, her tone set frequently to smug. She says things like “I am a long-term thinker in a short-term town” and “I prefer to be successful.” The overall effect, if you’re not charmed by it (and a lot of her Republican colleagues are), is condescension bordering on arrogance. Sinema, who graduated from high school at 16 and college at 18, carries herself like she is unquestionably the smartest person in the room. No one would mistake her for being dumb, though. In the past two years, Sinema has been at the center of virtually every major piece of bipartisan legislation passed by the Senate, negotiating deals on infrastructure, guns, and a bill that codifies the right to same-sex marriage. She has also become a villain…