It is so much easier to be nice, to be respectful, to put yourself in your customers' shoes and try to understand how you might help them before they ask for help, than it is to try to mend a broken customer relationship.

The thrill of victory in business blows away the thrill of victory in sports. Business is a sport 24/7/365.

Expect the unexpected, and always be ready - everyone has inside them what it takes to be successful. You just have to be ready to unleash it when the opportunity presents itself.

All good businesses are personal. The best businesses are very personal.

We can talk about republican or democratic approaches to the economy, but until you fix the student loan bubble - and that's where the real bubble is - and the tuition bubble, we don't have a chance. All this other stuff is shuffling deck-chairs on the Titanic.

I'm not the type to pat myself on the back and all that, but somebody has to be lucky, right? When I got to Dallas, I was struggling - sleeping on the floor with six guys in a three-bedroom apartment. I used to drive around, look at the big houses, and imagine what it would be like to live there and use that as motivation.

I'm the luckiest guy in the world. I wake up every day just fired up. My one rule is, don't let anyone pinch me, because I don't want to wake up.