The ideal subject of totalitarian rule is not the convinced Nazi or the dedicated communist, but people for whom the distinction between fact and fiction, true and false, no longer exists.

Philosophy is called upon to compensate for the frustrations of politics and, more generally, of life itself.

The defiance of established authority, religious and secular, social and political, as a world-wide phenomenon may well one day be accounted the outstanding event of the last decade.

Man cannot be free if he does not know that he is subject to necessity, because his freedom is always won in his never wholly successful attempts to liberate himself from necessity.

The conflict between art and politics... cannot and must not be solved.

To think and to be fully alive are the same.

To be sure, nothing is more important to the integrity of the universities . . . than a rigorously enforced divorce from war-oriented research and all connected enterprises.