Maybe at the same time as I'm more confident today, I'm also more humble.

In November [2016], Americans are gonna have to make a decision about what we care about and who we are. We get these spasms of politics around immigration and fearmongering and then our traditions and our history and our better impulses kick in. That's how we all ended up here. 'Cause I guarantee you at some point every one of us has somebody in our background who people didn't want coming here. And yet here we are.

We know hackers steal people's identities and infiltrate private e-mails. We know foreign countries and companies swipe our corporate secrets.

Netanyahu made all sorts of claims. This was going to be a terrible deal. This was going to result in Iran getting 50 billion dollars worth of relief. Iran would not abide by the agreement. None of that has come true.

The study of geography is about more than just memorizing places on a map. It's about understanding the complexity of our world, appreciating the diversity of cultures that exists across continents. And in the end, it's about using all that knowledge to help bridge divides and bring people together.

I think if you worked at the community level in Chicago and then a politician on the South Side of Chicago, and worked at the state level, then you're pretty familiar with all the variations of politics in the African American community and criticisms you may get. If you're not familiar with those or you don't have a thick enough skin to take it, then you probably wouldn't have gotten here.

Trayvon Martin could have been me 35 years ago.