In living up to it, we know the security and prosperity of our nation is about a lot more than just politics.

CNN: McCain: 'Fight with me'

They know that we need not sacrifice our security for our values, nor sacrifice our values for our security, so long as we approach difficult questions with honesty and care and a dose of common sense.

WHITEHOUSE: President Obama: Our Security, Our Values

You know, we do have to have, you know, good security at our borders.

NPR: Hillary Clinton Turns to Nevada for Votes

In living up to it, we know the security and the prosperity of our nation is about a lot more than politics.

CNN: Cindy McCain: John McCain speaks truth, at any cost

Mr. CARLOS GUTIERREZ (U.S. Commerce Secretary): The more this issues becomes one of enforcement, only we are driving them farther and farther underground, and what we want for - even for our national security is to drive them above the shadows so we know who they are.

NPR: Congress Returns to Debate Immigration Bill

We know that our dependence on foreign oil endangers our security and our economy.

WHITEHOUSE: Promoting Cleaner, More Efficient Vehicles

And though these countries may be a great distance from our shores, we know that our own future is bound to this region by the forces of economics and security, by history and by faith.

WHITEHOUSE: Moment of Opportunity: American Diplomacy in the Middle East & North Africa | The White House

We know that real reform means continuing to strengthen our border security and holding employers accountable.

WHITEHOUSE: President Obama Speaks at a Naturalization Ceremony

But it was comforting to know, we got an announcement on our plane that there had been a security alert at Heathrow, but no one told us precisely what that would mean.

NPR: The Scene at London's Heathrow Airport

We know that our country is stronger when we can count on affordable health care and Medicare and Social Security. (Applause.) When we protect our kids from toxic dumping and mercury pollution.

WHITEHOUSE: REMARKS BY THE PRESIDENT AND FIRST LADY AT A CAMPAIGN EVENT