I still don't know what works until it works, until I ...

I still don't know what works until it works, until I see it working. It wasn't through seeing other playwrights or reading other plays, because I haven't done much of either of those. Again, you have an intuitive sense that this is dramatic or a nice shape to a scene; you intuitively know how to tell a good story... where the highlights are, what information to withhold, and how to reveal things.