Our rights are based in liberty (remember that whole "life, liberty, the pursuit of happiness" thing?). With that liberty, we are called by our faith to a responsibility to our fellow man.
When our rights become based on our responsibility, we will have Communism.
While I am not Catholic, I do understand the actual teaching regarding so called "social justice." The neglected and almost unknown principle of subsidarity
subsidiarity [səbˌsɪdɪˈærɪtɪ]n
1. (Christianity / Roman Catholic Church) (in the Roman Catholic Church) a principle of social doctrine that all social bodies exist for the sake of the individual so that what individuals are able to do, society should not take over, and what small societies can do, larger societies should not take over
This, of course, flies in the face of the trends that date back to 1865 in America and have accelerated to warp speed in the 20th century as the centralizers win every battle they fight.