The best education I received was working with people in the community on a grassroots basis. Because what it taught me was that ordinary people, when they are working together can do extraordinary things.

People are less certain of their national identities or their place in the world. It starts looking different and disorienting. And there is no doubt that that has produced populist movements both from the left and from the right in many countries in Europe.

Part of what makes me most optimistic is if you look at the attitudes of young people. Across the board, young people are much more comfortable with respecting differences. They are much more comfortable with diversity.

Our vulnerability to Russia or any other foreign power is directly related to how divided, partisan, dysfunctional our political process is. That's the thing that makes us vulnerable.

And I will do everything that I can as long as I am President of the United States to remind the American people that we are one nation under God, and we may call that God different names but we remain one nation.

Essentially, Iran was sanctioned because of what had happened at Fordow, its unwillingness to comply with previous U.N. security resolutions about their nuclear program, and as part of the package of sanctions that was slapped on them, the issue of arms and ballistic missiles were included.

Marco Rubio is one of those people. How does that work? How can you call him a con artist and dangerous, and object to all the controversial things he says, and then say, but I`m still going to vote for him? Come on, man.