China is both an adversary, but also a potential partner in the international community if it's following the rules. So my attitude coming into office was that we are going to insist that China plays by the same rules as everybody else.

We right now give $15 billion every year as subsidies to private insurers under the Medicare system. Doesn't work any better through the private insurers. They just skim off $15 billion.

Basically, I am a night owl. My wife is an early bird, so she goes to bed around 9:30, and my kids are in bed about 8. So, if I am home, I will usually start writing about 9:30 and go till about 12:30 or 1:30, depending on what my energy level is.

If we don't reform how healthcare is delivered in this country, then we are not going to be able to get a handle on that escalating healthcare costs.

Every four minutes, another American home or business goes solar.

Ensuring that the US continues to lead the world in science and technology will be a central priority for my administration.

My second piece of advice is to stay global. As the world continues to change and we become more connected to each other, globalization will bring both benefits and disruptions to our lives. But either way, it's here, and it's not going away.