Me and my father went through a war period where we wasn't talking. He wanted me to go to theology school - I didn't want to go. I wanted to do music. I told him I was a minister through music.
It makes it hard to get over a certain period of your life when you are constantly revisiting it every night.
Unless you're trying to make a movie on the sly, there's no way to get around this. If you want to use public spaces, film on the streets, have the cooperation of the police, you have to have a permit.