It's one thing to be certain, but you can be certain and you can be wrong.

Where are they now that we, the men whom they sent off to war, have returned? These are commanders who have deserted their troops, and there is no more serious crime in the law of war. The Army says they never leave their wounded. The Marines say they never leave even their dead. These men have left all the casualties and retreated behind a pious shield of public rectitude. They have left the real stuff of their reputation bleaching behind them in the sun in this country.

I'm not going to put my energy into focusing on things that are hypothetical that we don't know.

The Russians need to understand that you cannot have peace [in Syria] unless you resolve the question of Sunni buy-in.

America deserves a real discussion about real policy.

Great challenges confront our great nation. We seek to meet them by rising to the task, not by defining our country down.

I supported Israel 100 percent as a senator for 28 years and I've supported it 100 percent as Secretary of State.