The complexity of the connection between the world of perception and the world of physics does not preclude that such a connection can be shown to exist at any time.

The quality of the human that precludes identifying the individual with the class is 'metaphysical' and has no place in empiricist epistemology. The pigeon hole into which a man is shoved circumscribes his fate.

Once the philosophical foundation of democracy has collapsed, the statement that dictatorship is bad is rationally valid only for those who are not its beneficiaries, and there is no theoretical obstacle to the transformation of this statement into its opposite.

The world is so possessed by the power of what is and the efforts of adjustment to it, that the adolescent's rebellion, which once fought the father because his practices contradicted his own ideology, can no longer crop up. ... Psychologically, the father is ... replaced by the world of things.

Reason as an organ for perceiving the true nature of reality and determining the guiding principles of our lives has come to be regarded as obsolete.

Whoever is not prepared to talk about capitalism should also remain silent about fascism.

At present, when the prevailing forms of society have become hindrances to the free expression of human powers, it is precisely the abstract branches of science, mathematics and theoretical physics, which ... offer a less distorted form of knowledge than other branches of science which are interwoven with the pattern of daily life, and the practicality of which seemingly testifies to their realistic character.