We all know a lot of people who died in 9/11, the World Trade Center. A lot of money funding that mission is directly tied - from the 9/11 Commission, directly tied to Iran, Hezbollah, Hamas.

Focusing your life solely on making a buck shows a poverty of ambition. It asks too little of yourself. And it will leave you unfulfilled.

We are God's partners in matters of life and death.

My conviction is that those fights need to be fought right now and can be won. And if in fact we have finite political capital, energy, resources, we need to win those fights.

You look at something like health care, the Affordable Care Act. And for all the controversy, we now have 20 million people who have health insurance who didn't have it. It's actually proven to be more effective, cheaper than even advocates like me expected.

I'm never surprised by controversies that are whipped up in Washington.

I'll be the first US president to not only visit Kenya and Ethiopia, but also to address the continent as a whole, building off the African summit that we did here which was historic and has, I think, deepened the kinds of already strong relationships that we have across the continent.