He moves fastest who moves alone.

What makes it [economics] most fascinating is that its fundamental principles are so simple that they can be written on one page, that anyone can understand them, and yet very few do.

When everybody owns something, nobody owns it, and nobody has a direct interest in maintaining or improving its condition. That is why buildings in the Soviet Union - like public housing in the United States - look decrepit within a year or two of their construction.

The true test of any scholar's work is not what his contemporaries say, but what happens to his work in the next 25 or 50 years. And the thing that I will really be proud of is if some of the work I have done is still cited in the text books long after I am gone.

To the free man, the country is the collection of individuals who compose it, not something over and above them. He is proud of a common heritage and loyal to common traditions. But he regards government as a means, an instrumentality, neither a grantor of favors and gifts, nor a master or god to be blindly worshipped and served.

Adam Smith's key insight was that both parties to an exchange can benefit and that, so long as cooperation is strictly voluntary, no exchange can take place unless both parties do benefit.

I start ... from a belief in individual freedom and that derives fundamentally from a belief in the limitations of our knowledge, from a belief ... that nobody can be sure that what he believes is right, is really right ... I'm an imperfect human being who cannot be certain of anything, so what position ... involved the least intolerance on my part? ... The most attractive position ... is putting individual freedom first.