arrests etc. and that is the eventual downfall of authoritarian states. If they cannot instill fear, so that people self-police, you would eventually needs one half of the population to monitor the other half, and then society basically collapses due to the enormously infficient way it is structured, since 50% of it does not produce value. That might set off, in the long run, starvation and deprivation, which could lead to revolutions.
That is why the government always wants to