All political theories assume, of course, that most individuals are very ignorant. Those who plead for liberty differ from the rest in that they include among the ignorant themselves as well as the wisest. Compared with the totality of knowledge which is continually utilized in the evolution of a dynamic civilization, the difference between the knowledge that the wisest and that the most ignorant individual can deliberately employ is comparatively insignificant.

The successful politician owes his power to the fact that he moves within the accepted framework of thought, that he thinks and talks conventionally. It would be almost a contradiction in terms for a politician to be a leader in the field of ideas. His task in a democracy is to find out what the opinions held by the largest number are, not to give currency to new opinions which may become the majority view in some distant future.

The economic freedom which is the prerequisite of any other freedom cannot be the freedom from economic care which the socialist promise us, and which can be obtained only by relieving the individual at the same time of the necessity and of the power of choice: it must be the freedom of economic activity which, with the right of choice, inevitably also carries the risk and the responsibility of that right

If we wish to preserve a free society, it is essential that we recognize that the desirability of a particular object is not sufficient justification for the use of coercion.

We must shed the illusion that we can deliberately 'create the future of mankind'

I regard it in fact as the great advantage of the mathematical technique that it allows us to describe, by means of algebraic equations, the general character of a pattern even where we are ignorant of the numerical values which will determine its particular manifestation.

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.