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.

Action, as distinguished from fabrication, is never possible in isolation; to be isolated is to be deprived of the capacity to act.

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

Exasperation with the threefold frustration of action -- the unpredictability of its outcome, the irreversibility of the process, and the anonymity of its authors -- is almost as old as recorded history. It has always been a great temptation, for men of action no less than for men of thought, to find a substitute for action in the hope that the realm of human affairs may escape the haphazardness and moral irresponsibility inherent in a plurality of agents.

No punishment has ever possessed enough power of deterrence to prevent the commission of crimes.

Ideologies - isms which to the satisfaction of their adherents can explain everything and every occurence by deducing it from a single premise - are a very recent phenomenon ... Not before Hitler and Stalin were the great political potentialities of the ideologies discovered.

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