In economics, when you put together a highly elastic thing and a highly inelastic thing, you create extraordinary potential for turbulence, volatility, and for unstable prices.

If your credit is going to grow at 10-15 percent per year in order to get your 5 percent GDP growth per year, eventually you're going to have a problem. This isn't a stable system.

We need to move beyond the demonisation of overpaid traders ... In finance and economics, ill-designed policy is a more powerful force for harm than individual greed or error.

The probability that we face global warming caused by fossil fuels is now so overwhelming that it is legitimate to doubt the motives of those who deny it

Rising inequality can create a more highly leveraged economy, and it can then make the economy vulnerable to a crash like 2008.

In absolute terms, we may have to look at restricting the number of flights people take.

Chances are no matter how bad your troubles seem to be, someone somewhere, with less resilience, has successfully conquered a more severe version of your problems.

One of the most important jobs of the youth is to make the elderly happy.

But I am tired of everyone being gone, and I am tired of everything that has tired me out for the last five years of my life.

Everyone wants to see a falling star and make all their wishes come true. My wish is to see only you, because you are the only star in my life.

Since I'm the president and Democrats have controlled the House and the Senate, it's understandable that people are saying, you know, 'What have you done?'

The last thing we should do is allow ourselves to be infantilized by a counterfeit version of enlightenment.

Ignorance is my least favorite thing. I really think it's at the core of all our problems.

I am a cross between Carl Perkins and Led Zeppelin.

I was like, "If I don't change my mind, if I don't change my heart, if I don't develop some skill, I'm always going to be sleeping in my car."

In most of the world, breakfast is an important meal.