He considers the theatrical version of Fanny and Alexander an amputated version of what his original film was, and he doesn't really like the shorter film.
Other quotes by Bille August
The big difference is the size of the crew and the flexibility of shooting because of the size. I mean, it's crazy. So you can't improvise, you cannot suddenly do something that comes to mind, whereas in a small production you have much more flexibility.
We talked a lot about The Best Intentions and how we could shoot certain scenes in different ways with slightly different bits of dialogue and information, so that later on, we could cut the piece more easily and it would still feel complete, even though it was shorter.
She is also brought to a point of zero in the beginning of the story, and I think you can say that about a lot of my films in that they are often about people who are brought to the point of zero in the beginning of the film.