You must strive to multiply bread so that it suffices for the tables of mankind, and not rather favor an artificial control of birth, which would be irrational, in order to diminish the number of guests at the banquet of life.

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

Peace is not merely the absence of war. Nor can it be reduced solely to the maintenance of a balance of power between enemies. Nor is it brought about by dictatorship. Instead, it is rightly and appropriately called "an enterprise of justice" (Is. 32:7). Peace results from that order structured into human society by its divine founder, and actualized by men as they thirst after ever greater justice.

Marriage and conjugal love are by their nature ordained toward the procreation and education of children. Children are really the supreme gift of marriage and contribute in the highest degree to their parents' welfare.

No more war! Never again war! If you wish to be brothers, drop your weapons.

The religion of the God who became man has met the religion (for such it is) of man who makes himself God. And what happened? Was there a clash, a battle, a condemnation? There could have been, but there was none

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.