The quicker we get about the business of reducing our reliance on oil the better.

Truly remarkable leadership is not just about motivating others to follow, it's about inspiring them to become leaders themselves and setting the stage for even greater opportunities for future generations.

I get letters from kids from all over the country. I always try to answer them because there were people I looked up to in my youth and just wanted to be in contact with. It's also important to realize that you find your role models in a lot of different places. I've never believed that your role models have to look like you. You can find them in all sort of colors, shapes and sizes.

I think there are plenty of men out there who are capable and accomplished in their own realm. You don't have to be in the same field.

I laugh almost everyday. I have a good sense of humor, so I'm always finding something funny.

I think there's sometimes too much attention to a few people who do hold extreme views. Most Americans go about their lives living in communities that are increasingly multiethnic, increasingly multi-religious. And they are welcoming of people who are not like themselves. Now, I don't have rose-colored glasses about America, because I grew up in the segregated South. But I watch it every day. I think that Americans are very tolerant people.

The United States has no credible evidence that Iraq moved weapons of mass destruction into Syria early last year before the U.S.-led war that drove Saddam Hussein from power.