With the early Christians you couldn't have God as your father unless you have the church as your mother. This isn't accepting the church as a perfect thing.
Mother Theresa said it is not how much we give that is important but how much love you put into doing it. So it is not just how many units of housing we create or how good our health care system is, it is that people have someone to eat dinner with and that people have someone to hold their hand when they die. That is what we are called to do and it is the love of Christ. It is relationships.
I just have a more holistic sense of what it means to be for life, knowing that life does not just begin at conception and end at birth, and that if I am going to discourage abortion, I had better be ready to adopt some babies and care for some mothers.
Philadelphia caught my attention in 1995 when a group of homeless families were living in an abandoned cathedral. Even from the beginning they connected theology with what they were doing. They put a banner on the front of the cathedral that said, "How can we worship a homeless man on Sunday and ignore one on Monday.