In vulgar usage, progress has come to mean limitless movement in space and time, accompanied, necessarily, by an equally limitless command of energy: culminating in limitless destruction.

Before modern man can gain control over the forces that now threaten his very existence, he must resume possession of himself. This sets the chief mission for the city of the future: that of creating a visible regional and civic structure, designed to make man at home with his deeper self and his larger world, attached to images of human nature and love.

The philosophers of industrialism, from Bacon to Bentham, from Smith to Marx, insisted that the improvement of man's condition was the highest requirement of morality. But in what did the improvement consist? The answer seemed so obvious to them that they did not bother to justify it: the expansion and fulfillment of the material wants of man, and the spread of these benefits, from the few who had once preempted them, to the many who had so long lived on the scraps Dives had thrown into the gutter.

The artist does not illustrate science; ... [but] he frequently responds to the same interests that a scientist does, and expresses by a visual synthesis what the scientist converts into analytical formulae or experimental demonstrations.

The chief enemy of peace is the spirit of unreason itself: an inability to conceive alternatives, an unwillingness to reconsider old prejudices, to part with ideological obsessions, to entertain new ideas or to improve new plans.

In war, the army is not merely a pure consumer, but a negative producer.

Misery, mutilation, destruction, terror, starvation and death characterize the process of war and form a principal part of the product.