What has made America the wealthiest, most successful country on Earth historically has been our commitment to education.

I think we all know that world owes an enormous debt to Greece and the Greek people.

We've evolved a lot since 9/11 also, in terms of our law enforcement capabilities, our intelligence capabilities, military, counterterrorism.

This counter-terrorism campaign will be waged through a steady, relentless effort to take out Isil wherever they exist, using our air power and our support for partner forces on the ground. This strategy of taking out terrorists who threaten us, while supporting partners on the front lines, is one that we have successfully pursued in Yemen and Somalia for years.

And lest we get on our high horse and think this is unique to some other place, remember that during the Crusades and the Inquisition, people committed terrible deeds in the name of Christ. In our home country, slavery and Jim Crow all too often was justified in the name of Christ.

I think our basic principle that this is a free market system and that that has worked for us, that it creates innovation and risk taking, I think that's a principle that we've gotta hold to as well. But what I don't wanna do is get bottled up in a lot of ideology and is this conservative or liberal. My interest is finding something that works.

Young people: I understand this is important to you, but as you be thinking about climate change, the economy and jobs, war and peace, maybe way at the bottom you should be thinking about marijuana.