On CNN’s Parker Spitzer show, Social Network screenwriter Aaron Sorkin called Sarah Palin “an idiot” — yes! He also called her “a remarkably, stunningly, jaw-droppingly incompetent, mean woman.” Sorkin also reportedly said that “the Democrats have moved to the center, but the Republicans have moved into a mental institution. I’ll take the Democrats.” Can’t find an embed code — here’s the clip.