We find that when we make an acquisition, or we have a hiring experience, that's one of the hardest things to change. If you've been working for a company where you didn't dare challenge your boss, or what's politically correct in the company, then it affects your career.

The essence of a university is free and open inquiry, and when it loses that it is no longer a university.

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.'

Hubris, arrogance, is just one step ahead of loss of integrity, because if you think you're better than other people, you know more, then you're going to think, as many leaders have, that the rules don't apply to them - so they lose their integrity.

I've devoted most of my life to understanding the principles that enable people to improve their lives. It's those principles, the principles of free society, that have shaped my life, my family, our company, and America.

Just spreading the money around - that isn't what makes people better off; it's having more and better goods and services.

In America, we are just moving the chairs around and spending huge amounts of money rather than having them go in making people's lives better.