Preaching nonviolence on principle reproduces the existing institutionalized violence.

While it [tolerance] is more or less quietly and constitutionally withdrawn from the opposition, it is made compulsory behavior with respect to established policies.

The functional language is a radically anti-historical language: operational rationality has little room and little use for historical reason.

Free election of masters does not abolish the masters or the slaves.

The criterion for free choice can never be an absolute one, but neither is it entirely relative.

One can delineate the domain of philosophy however one likes, but in its search for truth, philosophy is always concerned with human existence. Authentic philosophizing refuses to remain at the stage of knowledge […]. Care for human existence and its truth makes philosophy a 'practical science' in the deepest sense, and it also leads philosophy—and this is the crucial point—into the concrete distress of human existence.

The existing liberties and the existing gratifications are tied to the requirements of repression: they themselves become instruments of repression.