“When visitors leave, I feel like an actor watching the audience file out of the theater, and it was no different with my sisters. The show over, Hugh and I returned to lesser versions of ourselves. We’re not a horrible couple, but we have our share of fights, the type that can start with a misplaced sock and suddenly be about everything. “I haven’t liked you since 2002,” he hissed during a recent argument over which airport security line was moving the fastest.”