I played role of Monty with another person. They chose a door, I revealed a different door, and they switched (or not). That got my head around it. Most of the

I played role of Monty with another person. They chose a door, I revealed a different door, and they switched (or not). That got my head around it. Most of the time the door I "chose" to reveal was no choice at all. There was only one door I could open.