Catholicism Reference library
Encyclopedia of Human Rights
...galvanize constructive societal responses in the midst of a clash of ideas wherein undercurrents of Marxism threw into doubt traditional criteria of a just social order and Manchester-School Liberalism absolutized narrowly circumscribed individualism. Counter to Marx, Leo affirmed private property. But, counter to classical liberalism, and drawing on the thought of Thomas Aquinas, he also affirmed the universal destination of all created things as subject to appropriation by all. This doctrine implied a duty to yield surplus to those in need as well as the...