China has not established the rule of law and if there is a power above the law there is no social justice. Everybody can be subjected to harm. I'm just a citizen: my life is equal in value to any other. But I'm thankful that when I lost my freedom so many people shared feelings and put such touching effort into helping me.
The inherent purpose of American government is let people seek their own goals and to encourage them to be responsible on the various adventures they have on their way to those goals good bad and otherwise.