Many years ago, as a young dance student at UCLA, one of my instructors demonstrated a movement performed by one of the notable postmodern dancer/choreographers. (I don’t remember who the dancer was but I’m guessing it was the incomparable Pina Bausch.) She began the movement with her back toward the audience, and then very slowly and deliberately turned to face them full on, at which point she threw her arms outward and lifted her face toward the sky as if to say, “Here I am world!” And then she turned around, reversing the movement until her back was to the audience. And then she repeated the sequence again. And again. And again. And again… [...]