I want to scare the hell out of the rest of the world.

The purposes of the United States should not be doubted. The Security Council resolutions will be enforced - the just demands of peace and security will be met - or action will be unavoidable. And a regime that has lost its legitimacy will also lose its power.

Use the formula P=40 to 70, in which P stands for the probability of success and the numbers indicate the percentage of information acquired. Once the information is in the 40 to 70 range, go with your gut.

Let me just be candid: My party is full of racists. And the real reason a considerable portion of my party wants President Obama out of the White House has nothing to do with the content of his character, nothing to do with his competence as commander-in-chief and president, and everything to do with the color of his skin. And that's despicable.

We all hoped in 2001 that we could put in place an Afghan government under President Karzai that would be able to control the country, make sure al-Qaeda didn't come back, and make sure the Taliban wasn't resurging. It didn't work out.

People get work done, not buildings, not staffs in a generic sense, and not plans, but people

The less you associate with some people, the more your life will improve. Any time you tolerate mediocrity in others, it increases your mediocrity. An important attribute in successful people is their impatience with negative thinking and negative acting people.