I accidentally had to do some abstract mental mathematics today when I needed to print my Life Story Poem  script double-sided. In retrospect, the solution was obvious, though getting there required passing through a very uncomfortable fog of confusion. Here’s why: The problem became clear during rehearsal. My co-musician, Doc the Drummer, was struggling to flip through my script while playing the cajón during several duets we co-wrote (him on cajón, me on harp). We were in m