It's very productive scientifically; I often get some very good ideas for my research while hiking.

When I was born, my father owned a business called a 'reading circle'; folders containing an assortment of magazines were lent to customers for one week, then recollected and lent out again. The older the folder, the lower was the fee. This was a flourishing branch of industry.

I was born in Breslau on October 5th, 1930. At that time, Breslau, now called Wroclaw, belonged to Germany, and only German was spoken there. After the Second World War, Breslau became Polish, and the original German population was almost completely replaced by a Polish one. I have never visited Wroclaw after the war.

I did several types of work about several investigations of application of game theory to international relations.

But I do think it's important to remember that writers do not have a monopoly of wisdom on their books. They can be wrong about their own books, they can often learn about their own books.

Education can lift individuals out of poverty and into rewarding careers.

Real education should consist of drawing the goodness and the best out of our own students. What better books can there be than the book of humanity?

Since the 1970s, we have witnessed the forces of market fundamentalism strip education of its public values, critical content, and civic responsibilities as part of its broader goal of creating new subjects wedded to consumerism, risk-free relationships, and the destruction of the social state.