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.

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

The psychoanalytic liberation of memory explodes the rationality of the repressed individual. As cognition gives way to re-cognition, the forbidden images and impulses of childhood begin to tell the truth that reason denies.

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

Contemporary industrial society is now characterised more than ever by "the need for stupefying work where it is no longer a real necessity."

Art cannot change the world, but it can contribute to changing the consciousness and drives of the men and women who could change the world.

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.