I will begin to remove our troops from Iraq immediately.

Long before being nerdy was cool, there was Leonard Nimoy.

The United States, we know what happens when we start dividing ourselves along lines of race or religion or ethnicity.

It wasn't until about a year, year and a half in where I began to realize that the Pentagon and our national-security apparatus and the CIA were all getting too comfortable with the technology as a tool to fight terrorism, and not being mindful enough about how that technology is being used and the dangers of a form of warfare that is so detached from what is actually happening on the ground. And so we initiated this big process to try to get it in a box.

The terror attacks have reshaped the campaign and may have given another boost to Donald Trump.

What I consistently say to young people - I say it in the United States, but I'll say it here in Germany and across Europe: Do not take for granted our systems of government and our way of life. I think there is a tendency, because we have lived in an era that has been largely stable and peaceful, at least in advanced countries, where living standards have generally gone up, there is a tendency I think to assume that that's always the case.

Buy health insurance, or go to jail.