If the society toward which we are developing is not to be a nightmare of exhaustion, we must use the interlude of the present era to develop a new technology which is based on a circular flow of materials such that the only sources of man's provisions will be his own waste products.

The greater the penalties laid on sellers in the black market... the higher the black market price.

The human experience can almost be summed up in the observation that, whereas all decisions are of the past, all decisions are about the future. The image of the future, therefore, is the key to all choice-oriented behavior. The character and quality of the images of the future which prevail in a society is therefore the most important clue to its overall dynamics.

One reason why the progressive state is 'cheerful' is that social conflict is diminished by it.

Communication can only take place among equals.

We make our tools, and then they shape us.

In view of the importance of philanthropy in our society, it is surprising that so little attention has been given to it by economic or social theorists. In economic theory, especially, the subject is almost completely ignored. This is not, I think, because economists regard mankind as basically selfish or even because economic man is supposed to act only in his self-interest; it is rather because economics has essentially grown up around the phenomenon of exchange and its theoretical structure rests heavily on this process.