Iran won't pursue nuclear weapons because 'it's contrary to their faith.'

To young people: you have to stay encouraged.

Rather than double-down on the top-down economics that let a fortunate few play by their own rules, let’s embrace an economic patriotism that says we rise or fall together, as one nation, and as one people.

If somebody is different from you, that's not something you criticize, that's something that you appreciate.

The brain is a body part too; we just know less about it.

Young people recognize the big challenges that are coming up.

You can't entirely compare between the United States and Greece for a range of reasons, not just because of the size of the economy.