In general, an asset should be sold when it has greater value to a buyer. This happens when a buyer has a complimentary business or capability that would enable them to do more with that business. Many businesses we have exited were not failures, but had simply reached a point in their life cycle where they no longer provided a core capability or served as a platform for growth.

If people are teaching economics, they need to teach all the different disciplines, all the different schools in economics. They can't just teach one because then the person isn't equipped to deal with the economics profession.

Both my parents were a tremendous influence on me. My father's influence came from - he decided well, probably before we were born that as he put it, 'I'm not going to have any kids who are country club bums.'

If you have methods without principles, you're going to have trouble. But if you develop methods based on principles, then you can make progress.

The role of business is to provide products and services that make people's live better - while using fewer resources - and to act lawfully and with integrity. Businesses that do this through voluntary exchanges not only benefit through increased profits, they bring better and more competitively priced goods and services to market. This creates a win-win situation customers and companies alike.

Best part of my job is fulfillment. When I see that, that we're creating value, that we're helping improve people's lives, and we benefit from it, so it's a system of mutual benefit. Our philosophy's working. That's what turns me on. That's what keeps me going.

Repeatedly asking for government help undermines the foundations of society by destroying initiative and responsibility. It is also a fatal blow to efficiency and corrupts the political process.