Editing Homestead principle (section)

=== Pope Pius XI ===
In his [[encyclical]] ''[[Quadragesimo Anno]]'', [[Pope]] [[Pope Pius XI|Pius XI]] affirmed homesteading as the source of ownership:<blockquote>That ownership is originally acquired both by occupancy of a thing not owned by any one and by labor, or, as is said, by specification, the tradition of all ages as well as the teaching of Our Predecessor Leo clearly testifies. For, whatever some idly say to the contrary, no injury is done to any person when a thing is occupied that is available to all but belongs to no one; however, only that labor which a man performs in his own name and by virtue of which a new form or increase has been given to a thing grants him title to these fruits (Paragraph 52)<ref>{{Cite web|title=Quadragesimo Anno (May 15, 1931) {{!}} PIUS XI|url=https://www.vatican.va/content/pius-xi/en/encyclicals/documents/hf_p-xi_enc_19310515_quadragesimo-anno.html|access-date=2021-12-29|website=www.vatican.va|archive-date=1 June 2020|archive-url=https://web.archive.org/web/20200601175933/https://www.vatican.va/content/pius-xi/en/encyclicals/documents/hf_p-xi_enc_19310515_quadragesimo-anno.html|url-status=live}}</ref>.</blockquote>