As a writer, I'm more interested in what people tell themselves happened rather than what actually happened.
Yes - it's the same in any other work - the more you massage your thinking the more capable I believe you are of expanding how you go about things and learning.
To make films is as boring as watching paint dry - you usually have to do little tiny bits here and there. You go off waiting for lighting, you come back - the energy dies. You hope you can find someone who can keep it going.

