Let no Christian therefore, whether philosopher or theologian, embrace eagerly and lightly whatever novelty happens to be thought up from day to day, but rather let him weigh it with painstaking care and a balanced judgment, lest he lose or corrupt the truth he already has, with grave danger and damage to his faith.

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.

But how can you know anything of the impression made on others? Who can assure you that others do not draw therefrom incentives to evil? You do not know the depths of human frailty. . . Oh, how truly was it said that if some Christian women could only suspect the temptations and falls they cause in others with modes of dress and familiarity in behavior, which they unthinkingly consider as of no importance, they would be shocked by the responsibility which is theirs.

Bodily pain affects man as a whole down to the deepest layers of his moral being. It forces him to face again the fundamental questions of his fate, of his attitude toward God and fellow man, of his individual and collective responsibility and of the sense of his pilgrimage on earth.

All men are brothered in Jesus Christ.

For centuries, Jews have been unjustly treated and despised. It is time they were treated with justice and humanity. God wills it and the Church wills it. St. Paul tells us that the Jews are our brothers. They should also be welcomed as friends.

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