So there's the lesson: fascism is suffering for us, one way or another, forever. So it is always far better to nip it in the bud early, when it is small, rather than wait, obliviously, and have to face it when it grows larger and is much more dangerous.
This is why we are repeating history: "this isn't a big threat," "just wait and it will go away on its own," "too much effort, can't be bothered," etc.
And then you simply face something worse later.
So a thesis to contain fascism:
6/x