Museums do not share their collections with other museums unless they get something in exchange. The Metropolitan will deal with the Louvre, but will they send their stuff to Memphis? No.

I think over any period of time, especially if you don't use leverage, it is difficult to continually beat the S&P 500.

The biggest barrier we've seen to student progress is this: School policies and practices often prevent good teachers from doing great work and even dissuade some talented Americans from entering the profession. This needs to change.

I can imagine no more important contribution to our country's future than a long-term commitment to improving urban K-12 public schools.

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

Anything I do, I spend a lot of time. I do it with passion and intensity. I want to be in charge.

I don't want to be in the film business. I'm not even sure it's a business.