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.
Friedrich August von HayekI do not think it is an exaggeration to say history is largely a history of inflation, usually inflations engineered by governments for the gain of governments.
Friedrich August von HayekBy the age of fifteen, I had convinced myself that nobody could give a reasonable explanation of what he meant by the word 'God' and that it was therefore as meaningless to assert a belief as to assert a disbelief in God. Though this, in a general way, has remained my position ever since, I have always avoided unnecessarily to offend other people holding religious belief by displaying my lack of such belief, or even stating my lack of belief, if I was not challenged.
Friedrich August von HayekEver 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.
Friedrich August von HayekSocialist thought owes its appeal to the young largely to its visionary character; the very courage to indulge in Utopian thought is in this respect a source of strength for socialism which traditional liberalism sadly lacks. Speculation about general principles provides an opportunity for the play of the imagination of those who are unencumbered by much knowledge of the facts of present-day life. Their ideas suffer from inherent contradictions, and any attempt to put them into practice must produce something utterly different from what they expect.
Friedrich August von Hayek