I am convinced that if the market system were the result of deliberate human design, and if the people guided by the price changes understood that their decisions have significance far beyond their immediate aims, this mechanism would have been acclaimed as one of the greatest triumphs of the human mind.

Competition is like experimentation in science, a discovery process, and it must rely on the self interest of producers, it must allow them to use their knowledge for their purposes, because nobody else possesses the information

Economic transactions between national bodies who are at the same time the supreme judges of their own behavior, who bow to no superior law, and whose representatives cannot be bound by any considerations but the immediate interest of their respective nations, must end in clashes of power.

Each member of society can have only a small fraction of the knowledge possessed by all, and...each is therefore ignorant of most of the facts on which the working of society rests...civilization rests on the fact that we all benefit from knowledge which we do not possess. And one of the ways in which civilization helps us to overcome that limitation on the extent of individual knowledge is by conquering intelligence, not by the acquisition of more knowledge, but by the utilization of knowledge which is and which remains widely dispersed among individuals.

The social sciences, like much of biology but unlike most fields of the physical sciences, have to deal with structures of essential complexity, i.e. with structures whose characteristic properties can be exhibited only by models made up of relatively large numbers of variables.

Our moral traditions developed concurrently with our reason, not as its product.

The mischievous idea that all public needs should be satisfied by compulsory organization and that all the means that individuals are willing to devote to pubic purposes should be under the control of government, is wholly alien to the basic principles of a free society.