It's not necessarily all good, and it's not necessarily all bad. We live in a good country. I love it and you do too. Nevertheless, the fact remains that we have a government which is not perfect. Later, when we found that this wasn't quite so, most of us still felt hopefully that at least justice occurred frequently of its own accord.
Men have to make it occur.
Individual human beings have to make it occur. Otherwise, it doesn't come into existence. This is not always easy. As a matter of fact, it's always hard, because justice presents a threat to power. In order to make justice come into being, you often have to fight power.