No punishment has ever possessed enough power of deterrence to prevent the commission of crimes. On the contrary, whatever the punishment, once a specific crime has appeared for the first time, its reappearance is more likely than its initial emergence could ever have been.

As citizens, we must prevent wrongdoing because the world in which we all live, wrong-doer, wrong sufferer and spectator, is at stake.

A theology which is not based on revelation as a given reality but treats God as an idea would be as mad as a zoology which is no longer sure of the physical, tangible existence of animals.

Predictions of the future are never anything but projections of present automatic processes and procedures, that is, of occurrences that are likely to come to pass if men do not act and if nothing unexpected happens; every action, for better or worse, and every accident necessarily destroys the whole pattern in whose frame the prediction moves and where it finds its evidence.

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.

Of all human activities, only labor, and neither action nor work, is unending, progressing automatically in accordance with life itself and outside the range of willful decisions or humanly meaningful purposes.

Education is the point at which we decide whether we love the world enough to assume responsibility for it and by the same token save it from that ruin which, except for renewal, except for the coming of the new and young, would be inevitable.