If you never miss a plane, you’re spending too much time at the airport.

The delicate and intricate pattern of competition and cooperation in the economic behavior of the hundreds of thousands of citizens of Stockholm offers a challenge to the economist that is perhaps as complex as the challenges of the physicist and the chemist.

I met my wife, Margaret L. Mack, at the University of Chicago. We were married in 1936. She died in 1970.

In 1958, I came to Chicago where I have remained.

My interests were aroused, and my faith in the cliches of the subject destroyed, as so often with other subjects, by the discussions with my friend, Aaron Director.

A Swedish physicist can not discuss his work with fifty people unless he goes abroad. A Swedish economist can get opinions and instructions in his native language from thousands upon thousands of his fellow citizens.

There is only one social science and we are its practitioners