Based on technological research and the transformation of nature, industrialization constantly goes forward, giving proof of incessant creativity. While certain enterprises develop and are concentrated, others die or change their location. Thus new social problems are created: professional or regional unemployment, redeployment and mobility of persons, permanent adaptation of workers and disparity of conditions in the different branches of industry.

Perhaps the Lord has called me and preserved me for this service not because I am particularly fit for it, or so that I can govern and rescue the Church from her present difficulties, but so that I can suffer something for the Church, and in that way it will be clear that he, and no other, is her guide and saviour

For peace is not simply the absence of warfare, based on a precarious balance of power; it is fashioned by efforts directed day after day toward the establishment of the ordered universe willed by God, with a more perfect form of justice among men.

The international trading system was devised by the rich to suit their needs; it ignores those of the poor.

All life demands struggle. Those who have everything given to them become lazy, selfish, and insensitive to the real values of life. The very striving and hard work that we so constantly try to avoid is the major building block in the person we are today.

The Eucharistic mystery stands at the heart and center of the liturgy since it is the fount of life by which we are cleansed and strengthened to live not for ourselves but for God and to be united in love among ourselves.

There are those who ask what authority, what theological qualification, the Council intended to give to its teachings, knowing that it avoided issuing solemn dogmatic definitions backed by the Church's infallible teaching authority. The answer is known by those who remember the conciliar declaration of March 6, 1964, repeated on November 16, 1964. In view of the pastoral nature of the Council, it avoided proclaiming in an extraordinary manner any dogmata carrying the mark of infallibility.