The faith of the Church is this: That one and identical is the Word of God and the Son of Mary Who suffered on the Cross, Who is present in the Eucharist, and Who rules in Heaven

Nothing is lost by peace; everything may be lost by war.

To desire grace without recourse to the Virgin Mother is to desire to fly without wings.

Teaching Authority of the Church does not forbid ... research and discussions ... with regard to the doctrine of evolution.

God has no intention of setting a limit to the efforts of man to conquer space.

Henceforth it will be the task of this Sacred Congregation not only to examine carefully the books denounced to it, to prohibit them if necessary, and to grant permission for reading forbidden books, but also to supervise, ex officio, books that are being published, and to pass sentence on such as deserve to be prohibited.

Private property is a natural fruit of labor, a product of intense activity of man, acquired through his energetic determination to ensure and develop with his own strength his own existence and that of his family, and to create for himself and his own an existence of just freedom, not only economic, but also political, cultural and religious.