I don't see myself as a great discoverer of artists, like Charles Saatchi.

People always say congratulations. When you're a successful bidder it means you're willing to spend more money than anyone else. I'm not sure if that's congratulations or condolences.

Time is the most valuable thing you have - and I'm not just talking about the minutes for which you're paid.

No one ever made a million bucks by being cautious or timid or reasonable.

Research – and using what you learn from it to analyze every situation – is what separates being unreasonable from being irrational.

Someone once told me I'm a sore winner, and they're right. I rarely take more than a moment to enjoy a success before I'm moving on and looking for the next challenge.

How absurd that our students tuck their cell phones, BlackBerrys, iPads, and iPods into their backpacks when they enter a classroom and pull out a tattered textbook.