Exactly. And let me add that you can have police force that works for justice only if the larger society has a whole lot of good norms that are enforced informa

Exactly. And let me add that you can have police force that works for justice only if the larger society has a whole lot of good norms that are enforced informally. If you don't have that, then the police will just be a bunch of thugs, as is the case in many countries.