The only way you improve is to try new things.

My father would always say "learn everything you can and whenever you can, because you never know when it'll come in handy."

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.

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.

When you start attacking cronyism and peoples political interests, it gets nasty.

The great thing about my parents is they didn't preach anything they didn't practice.

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.