The book, as it stands, seems to me to be one of the most frightful muddles I have ever read, with scarcely a sound proposition in it beginning with page 45 [Hayek provided historical background up to page 45; after that came his theoretical model], and yet it remains a book of some interest, which is likely to leave its mark on the mind of the reader. It is an extraordinary example of how, starting with a mistake, a remorseless logician can end up in bedlam.

Canada is a place of infinite promise. We like the people, and if one ever had to emigrate, this would be the destination, not the U.S.A. The hills, lakes and forests make it a place of peace and repose of the mind, such as one never finds in the U.S.A.

Morally and philosophically I find myself in agreement with virtually the whole of it: and not only in agreement with it, but in deeply moved agreement.

The biggest problem is not to let people accept new ideas, but to let them forget the old ones.

It has been pointed out already that no knowledge of probabilities, less in degree than certainty, helps us to know what conclusions are true, and that there is no direct relation between the truth of a proposition and its probability. Probability begins and ends with probability.

It is the duty of the long-term investor to endure great losses with equanimity.

It is investment, i.e. the increased production of material wealth in the shape of capital goods, which alone increases national wealth.