在2009年的就职演说中，巴拉克·奥巴马总统提出“我们的力量来自审慎地使用手中的权力；我们的安全来自正义的事业、榜样的力量、以及谦卑和克制的调和作用。
In his inaugural address in 2009, President Barack Obama stated that “our power grows through its prudent use; our security emanates from the justness of our cause, the force of our example, the tempering qualities of humility and restraint.”