One thing, however, is sure: unless Christians fulfill their prophetic role, unless they become the advocates and defenders of the truly poor, witness to their misery, then, infallibly, violence will suddenly break out. In one way or another 'their blood cries to heaven,' and violence will seem the only way out. It will be too late to try to calm them and create harmony.

No technique is possible when men are free. Technique requires predictability and, no less, exactness of prediction. It is necessary, then, that technique prevail over the human being.

Again I want to emphasize that the study of propaganda must be conducted within the context of a technological society. Propaganda is called upon to solve problems created by technology, to play on maladjustments, and to integrate the individual into a technological world.

Freedom is completely without meaning unless it is related to necessity, unless it represents victory over necessity.

Prayer is not a discourse. It is a form of life, the life with God. That is why it is not confined to the moment of verbal statement.

Christians should be troublemakers, creators of uncertainty, agents of a dimension incompatible with society.

For the word is dialectical in itself and at the same time is integrated into the whole of existence. By this I mean that the word is intended to be lived.