Man, I don’t know exactly what it is about the kind of cafe/restaurant that one encounters attached to museums and botanical gardens that brings out the most refined, Edwardian-style lady-of-leisure-who-lunches in me, but I can’t walk past one without being completely overwhelmed by the urge to order an $18 egg sandwich from a cold case, then pick at it for the next two hours at a small, circular table. The kind of place where there