The Church welcomes technological progress and receives it with love, for it is an indubitable fact that technological progress comes from God and, therefore, can and must lead to Him.

Above all, the state of grace is absolutely necessary at the moment of death; without it, salvation and supernatural happiness the beatific vision of God - are impossible.

True science discovers God in an ever-increasing degree — as though God were waiting behind every door opened by science.

The preaching of the faith has lost nothing of its relevance in our times. The Church has a sacred duty to proclaim it without any whittling-down, just as Christ revealed it, and no consideration of time or circumstance can lessen the strictness of this obligation.

Some say they are not bound by the doctrine which teaches that the Mystical Body of Christ and the Roman Catholic Church are one and the same thing. Some reduce to a meaningless formula the necessity of belonging to the true Church in order to gain eternal salvation. Others finally belittle the reasonable character of the credibility of Christian Faith. These and like errors, it is clear, have crept in among certain of our sons who are deceived by imprudent zeal for souls or by false science.

The day the Church abandons Her universal tongue will be the day before She returns to the Catecombs.

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.