All of these different strands in me - the black, the white, the African - all of that has contributed directly to my success because when I meet people, I see a piece of myself in them. And maybe they see a piece of themselves in me.

We lose ourselves when we compromise the very ideals that we fight to defend. And we honor those ideals by upholding them not when it's easy, but when it is hard.

I think that there is a particular mindset that was on display in the run-up to the Iraq war that continues to this day. Some of the folks who were involved in that decision either don't remember what they said or are entirely unapologetic about the results, but that views the Middle East as a place where force and intimidation will deliver on the security interests that we have, and that it is not possible for us to at least test the possibility of diplomacy.

We will finish the race.

I think it is important first of all that the president of the United States underscores our commitment to partnering with countries around the world, even though we're not intimidated by terrorist organisations.

Reflecting on his years in prison, Nelson Mandela wrote that there were dark moments that tested his faith in humanity, but he refused to give up.

The government of Libya announced the death of Moammar Gadhafi. This marks the end of a long and painful chapter for the people of Libya, who now have the opportunity to determine their own destiny in a new and democratic Libya. The Gadhafi regime ruled the Libyan people with an iron fist. The enormous potential of the Libyan people was held back and terror was used as a political weapon. The last major regime strongholds have fallen. The new government is consolidating the control over the country. And one of the world's longest-serving dictators is no more.