I am apparently incapable of writing a play for adults that doesn't contain a scene in a subway

Over the summer, I took a playwriting class. One week, for our assignment, I handed in a scene from The Muppet Play which happens to take place in a subway car. The instructor praised this scene as being an unusual setting, one you didn't often see in plays, which made me insanely self-conscious. Not because I can't take praise but instead because…

I realized as he said it that have never written a play for adults that DOESN'T have at least one scene that takes place in a subway. In fact, the ...