But he did underscore his commitment to some Tea Party principles.
Mr. Boehner said the debate underscored his commitment to letting the House work its will.
"The president-elect underscored his commitment to working closely with Congress with bipartisan participation".
Susan E. Rice, the American ambassador to the United Nations, defended the administration's record, saying that President Obama was attending the summit meeting to underscore his commitment to the goals.
Concerned about his weak support among conservatives, he underscored his commitment to cherished Republican positions like reducing government spending, opposing abortion and strengthening the military.
Mr. Obama's new packaging for the government's existing public-private efforts also allowed him to underscore his commitment to manufacturing jobs as the economy continues to sputter, and in a swing state for presidential elections.
President Vladimir V. Putin of Russia is scheduled to make a personal appearance at the conference, underscoring his commitment to the Sochi games, and is also expected to put in a good word for wrestling.
Two weeks after Iran's disputed presidential election, Mir Hussein Moussavi, the top challenger, issued an angry statement Thursday that underscored his commitment to press ahead — but also his impotence in the face of an increasingly emboldened and repressive government.
And shortly after taking office, he underscored his commitment to diversity, saying that "if you have that as a goal, and you have a process that gets lots of input from various communities, you will wind up with an administration that is reasonably diverse".
By earmarking the Medicare surplus for debt reduction, the main economic effect of Mr. Gore's plan would be to underscore his commitment to paying off the national debt by 2013 or sooner, a path that he says would help keep interest rates down and stimulate economic growth.
