Nietzsche ... has caused [philosophers] so much confusion.

Men who no longer can make sure of the reality which they feel and experience through talking about it and sharing it with their fellow-men, live in the same nightmare of loneliness and uncertainty which, in a normal world, is the terrible fate of insanity.

The end of rebellion is liberation, while the end of revolution is the foundation of freedom.

There is a strange interdependence between thoughtlessness and evil.

There will always be One against All, one person against all others. [This is so] not because One is terribly wise and All are terribly foolish, but because the process of thinking and researching, which finally yields truth, can only be accomplished by an individual person. In its singularity or duality, one human being seeks and finds – not the truth (Lessing) –, but some truth.

Ideas, as distinguished from events, are never unprecedented.

Freedom from labor itself is not new; it once belonged among the most firmly established privileges of the few. In this instance, it seems as though scientific progress and technical developments had been only taken advantage of to achieve something about which all former ages dreamed but which none had been able to realize.