In dealing with a challenge on such a scale it is no exaggeration to say, "United we stand, divided we fall" and if I had to choose a slogan it would be "Unity in our diversity".

在应对如此规模的挑战时，可以毫不夸张地说，“团结则存，分裂则亡”，而如果我必须选择一个口号，那就是“多元一体”。

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If we do not develop the policies that encourage the private sector to seize the opportunity, the United States will fall behind and increasingly become an importer of these new energy technologies.

如果我们不建立鼓励私营部门抓住机遇的政策，美国就会落伍，同时会变成新能源技术的进口国。

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United we stand; divided we fall.

团结使我们站立，分开使我们倒下。

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At the United Nations Security Council last fall, we unanimously passed Resolution 1887 endorsing this comprehensive agenda, including the goal of securing all nuclear materials.

WHITEHOUSE: President Obama at Opening Plenary of Nuclear Security Summit | The White House

There's a lot of agreement around the need to make sure that electric cars are developed here in the United States, that we don't fall behind other countries.

WHITEHOUSE: Presidential Press Conference

If it looks like a piece is going to fall in the United States, either continental or one of our territories, like American Samoa, we are the interface between state and local officials.

CNN: Mir demise causes international high anxiety