Stats make this even worse: "Sorry. The computer said we have to lock you up for your own good."
Also, the framers of the US constitution had a deep mistrust of government (they just overthrew the brits!). The right of revolution is something they teach (at least used to teach) in US schools: https://en.m.wikipedia.org/wiki/Right_of_revolution
Tl;dr: If law enforcement is too effective then you can't defend yourself from unjust governments. This is why we have juries and the right to bear arms / form [state in addition to federal] militias.