We have to be successful at the cutting-edge industries of the future like Twitter. But we also have always been a country that makes stuff.

In fact, the best thing we could do on taxes for all Americans is to simplify the individual tax code. This will be a tough job, but members of both parties have expressed an interest in doing this, and I am prepared to join them.

The pyramids are one of those things that live up to the hype. They're elemental in ways that are hard to describe.

It could be another election where the alignments between Republicans and Democrats are different than they were this time and who a foreign country prefers.

We can make sure that people who don't have health insurance can buy into an insurance pool that gives them better bargaining power.

If war explodes in Sudan, it could have a destabilizing effect that creates more space for terrorist activity that could eventually be directed at our homeland.

When we helped prevent the massacre of civilians trapped on a distant mountain, here's what one of them said: "We owe our American friends our lives. Our children will always remember that there was someone who felt our struggle and made a long journey to protect innocent people." That is the difference we make in the world.