The economy of the future might be called the "spaceman economy," in which the earth has become a single spaceship, without unlimited reservoirs of anything.

The very act of thinking about power in our lives and experiences creates a process of revelation and self-analysis that may even make us look at ourselves in a new light... thinking about power and its complex manifestations may not simply lead to a better understanding of the abstract complexities of society, but may have an effect on one?s own image and identity. Perhaps a warning label should be placed on the cover.

Physicists can only talk to other physicists and economists to economists... sociologists often cannot even understand each other.

A world of unseen dictatorship is conceivable, still using the forms of democratic government.

Conflict may be defined as a situation of competition in which the parties are aware of the incompatibility of potential future positions, and in which each party wishes to occupy a position that is incompatible with the wishes of the other.

I have been gradually coming under the conviction, disturbing for a professional theorist, that there is no such thing as economics - there is only social science applied to economic problems.

... the fouling of the nest which has been typical of man's activity in the past on a local scale now seems to be extending to the whole world society.