Politics President Obama's address for Inauguration 2013

'When times change, so must we,' President Obama said Monday during his second inaugural address, after taking the oath of office. ' to our founding principles requires new responses to new challenges.' Here is the full text of his speech.

Kevin Lamarque/Reuters

The following is the text of President Obama's inaugural address, embargoed for delivery Jan. 21, 2013, outside the Capitol building in Washington, after he takes the oath of office.