The document discusses different types of justice according to Catholic social teaching: - Commutative justice governs contractual relationships between individuals or groups. - Legal justice involves obeying laws for the common good of society. - Distributive justice concerns how economic and social goods are distributed in society based on principles like need, effort, productivity, and taxes that redistribute wealth. - The document also discusses other principles like solidarity, private property rights, and the preferential option for the poor. Loving one's neighbor and doing unto others as you would have them do to you are seen as the highest form of justice.