The kernel is the belief that God is love and, in Catholicism, God's love is present in the world. It is in the sacraments, in the Eucharist, in our families, in our friends, in our neighborhood, and forgiveness in the touch of a friendly hand, in a rediscovered love God is there.
Libertarians are not the brightest lights in the candelabra, a fact that is evident from the alternatives they tend to offer to public prevention of private abuses. For example: if you don’t like working a hundred hours a week for twenty-five cents a day, then find another employer! It is obvious to intelligent people, if not libertarians, that more generous employers will price themselves out of a market whose standards are set by the most rapacious.