We will continue to deepen our engagement using every element of American power - diplomacy, military, economic development, the power of our values and our ideals.
There are certain things in war of which the commander alone comprehends the importance. Nothing but his superior firmness and ability can subdue and surmount all difficulties.
When it comes to preventing Iran from obtaining a nuclear weapon, I will take no options off the table. ... That includes all elements of American power: a political effort aimed at isolating Iran, a diplomatic effort to sustain our coalition and ensure that the Iranian program is monitored, an economic effort that imposes crippling sanctions and, yes, a military effort to be prepared for any contingency.
No other country in the world does what we do. On every issue, the world turns to us, not simply because of the size of our economy or our military might - but because of the ideals we stand for, and the burdens we bear to advance them.
The President does not have power under the Constitution to unilaterally authorize a military attack in a situation that does not involve stopping an actual or imminent threat to the nation.