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.
Pope Paul VIThe important role of union organizations must be admitted: their object is the representation of the various categories of workers, their lawful collaboration in the economic advance of society, and the development of the sense of their responsibility for the realization of the common good.
Pope Paul VIWe see in these swift and skillful travelers a symbol of our life, which seeks to be a pilgrimage and a passage on this earth for the way of heaven.
Pope Paul VIBased 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.
Pope Paul VI