What you are basically saying is that justice is unjust and vigilantes are the solution, because the legal system operates under the principle that you are innocent until proven guilty.
You don't want to live in a world where you are guilty until proven innocent, because you might like it when you're the one wagging the finger, but you'll be crying for the old ways once it's turned on you.
You don't want to live in a world where you are guilty until proven innocent, because you might like it when you're the one wagging the finger, but you'll be crying for the old ways once it's turned on you.