Sometimes films ignore other points of view because it's simpler to tell the story that way, but the more genuine and sympathetic you are to different points of view and situations, the more real the story is.
First of all it has never been the case that I have threatened people with expulsion or that I've threatened to throw people out of the Parliamentary Labour Party.
I was taught by professors who had done their schooling in the 1930s. Most of them were scornful of, even hated, big business.

