And that defiant, can-do spirit is what runs through the veins of American history.

WHITEHOUSE: President Obama Speaks at Barnard College Commencement Ceremony | The White House

We also know that the defiant, can-do spirit that moved millions to seek suffrage is what runs through the veins of American history.

WHITEHOUSE: Presidential Proclamation - Women��s Equality Day, 2012

In a city that worships, without irony, organic, local food grown with distant water and bodies simultaneously toned by holistic yoga and cosmetic surgery, the river mirrors what it runs through.

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But the common thread that runs through all of my decisions is simple: We will safeguard what we must to protect the American people, but we will also ensure the accountability and oversight that is the hallmark of our constitutional system.

WHITEHOUSE: President Obama: Our Security, Our Values

The danger, it is now assumed, lies in what Pentagon officials call an "arc of instability" that runs through the Caribbean Rim, Africa, the Caucasus, Central Asia, the Middle East, South Asia and North Korea.

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What's more, people who enroll late must wait until the general enrollment period that runs from Jan. 1 through March 31, and their coverage won't be effective until July 1.

WSJ: Conquering Retirement: Couples Without Benefits