What a free society offers to the individual is much more than what he would be able to do if only he were free.

Without the rich - without those who accumulated capital - those poor who could exist at all would be very much poorer indeed, scratching a livelihood from marginal lands on which every drought would kill most of the children they would be trying to raise.

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

We know: of course, with regard to the market and similar social structures, a great many facts which we cannot measure and on which indeed we have only some very imprecise and general information.

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

Ever since the beginning of modern science, the best minds have recognized that "the range of acknowledged ignorance will grow with the advance of science." Unfortunately, the popular effect of this scientific advance has been a belief, seemingly shared by many scientists, that the range of our ignorance is steadily diminishing and that we can therefore aim at more comprehensive and deliberate control of all human activities. It is for this reason that those intoxicated by the advance of knowledge so often become the enemies of freedom.

... that order generated without design can far outstrip plans men consciously contrive