And you know, there are those who have aligned themselves with a very conservative political approach, and I promise you I won't get their votes.

NPR: Obama: Change Motivating Voters, Not Race

And I can promise you that I won't let up until the Americans who want to find work can find work and until all Americans can earn enough to raise their families and keep their businesses open.

WHITEHOUSE: President Obama Speaks on Fort Hood and Job Numbers

"I won't promise anything we can't deliver, " he said.

BBC: Ed Miliband campaigns using 'old fashioned' soap box

You won't enjoy every new adventure, but I promise that you will enjoy being the person who said yes.

WSJ: Dilbert Creator Scott Adams's Year Without Fear

"The only promise I have for you in the interim is that as an Ashanti I won't do anything to soil our image, " he told a reception organised in his honour by the King of Ashanti, Otumfuo Osei Tutu II.

BBC: Anger lingers in president's homeland

For example, during his first term, Woodrow Wilson made every effort to stay out of World War I, and he won re-election in 1916 on that promise.

CNN: Obama can still build 2nd term legacy