The country is facing a fiscal crisis, and the United States Senate is at the center of the debate about how to bring federal spending under control.

I feel at some point that the farm state politics will overwhelm the Florida politics.

There are some Republicans who say that any time you raise new revenue, you have to have a tax cut to match it. I am not one of those Republicans.

Senator Jon Kyl has given all of the eventual candidates in this race an excellent model of how to best serve Arizona and the country. He's set the bar extremely high, and I'll do my best to meet that standard.

These are people who wanted to provide for their family and wanted a better life. We've got to have a secure border. But we've also, we've got to act compassionately and recognize labor markets as well. ... I've never thought that it's [path to citizenship] a bad thing. If somebody is going to be here for 20, 30 years, to give them some skin in the game, if you will, to hold out the prospect of citizenship.

I do think that the Republican Party is in a crisis right now, a crisis of confidence about who we are.

I think the Respublican party's lost its way. We have given into nativism and protectionism. And I think that, if we're going to be a governing party in the future, and a majority party, we have got to go back to traditional conservatism, limited government, economic freedom, individual responsibility, respect for free trade. Those are the principles that made us who we are.