I'm motivated by my passion for our basic values, protecting our interests, and for protecting the future.

Just the fact that we can't pass budgets in our Congress, just the fact that we are gridlocked in our own democracy, the fact that everybody who travels can see that we're not investing in our airports, in our rail, in our infrastructure and so forth, people are noticing a United States that is not getting the job done in some ways.

For those of us who are fortunate to share an Irish ancestry, we take great pride in the contributions that Irish-Americans.

It's one thing to be certain, but you can be certain and you can be wrong.

The threat of Saddam Hussein with weapons of mass destruction is real, but as I said, it is not new. It has been with us since the end of that war, and particularly in the last 4 years we know after Operation Desert Fox failed to force him to reaccept them, that he has continued to build those weapons. He has had a free hand for 4 years to reconstitute these weapons, allowing the world, during the interval, to lose the focus we had on weapons of mass destruction and the issue of proliferation.

I commanded a naval gunboat patrolling the Mekong Delta. Then when I came home after two tours of duty, I decided that the same sense of service demanded something more of me.

I think that all of the cyber attacks that are taking place, but particularly this - the Russian one, had a profound impact on the American system, on our political process, on our - it invaded the space of our election. The releasing on a regular basis of one party's stolen emails had an impact, and I think that other things also had an impact.