What are the symbols of the painted door?

The painted door can symbolize many things, for instance. The fact that John and Anne's relationship is falling apart, and she wants to paint the door, why do we paint to cover up things. Maybe she is denying that things are not what she expected them to be therefore she wants to deny her unhappiness and her urge for disloyalty. Usually door symbolizes the beginning or end of a 'thing' in this story it symbolizes the relationship. Also you may want to read the story again, in a part of the story Anne actually says there as if another coat of paint could make it different anyway.'