Among the various supplications with which we successfully appeal to the Virgin Mother of God, the Holy Rosary without doubt occupies a special and distinct place. This prayer, which some call the Psalter of the Virgin or Breviary of the Gospel and of Christian life, was described and recommended by Our Predecessor of happy memory, Leo XIII
Pope Pius XIFurthermore, in this one Church of Christ no man can be or remain who does not accept, recognize and obey the authority and supremacy of Peter and his legitimate successors.
Pope Pius XIIt will be impossible to put these principles into practice unless the non-owning workers through industry and thrift advance to the state of possessing some little property.
Pope Pius XICommunism teaches and seeks two objectives: unrelenting class warfare and the complete eradication of private ownership.
Pope Pius XICapitalism itself is not to be condemned. And surely it is not vicious of its very nature, but it has been vitiated.
Pope Pius XIThis [the opening of the Vatican City radio station built by Marconi earlier in 1931] was a new demonstration of the harmony between science and religion that each fresh conquest of science ever more luminously confirms, so that one may say that those who speak of the incompatibility of science and religion either make science say that which it never said or make religion say that which it never taught.
Pope Pius XI