We will respond to the threat of climate change

So on this Human Rights Day, let us rededicate ourselves to the advancement of human rights and freedoms for all, and pledge always to live by the ideals we promote to the world.

Politics, differences of religion or race, all that fades away when we are confronted with the awesome power of nature, and we're reminded that all we have is each other.

I think it's important to recognize that you can't have 100 per cent security and also then have 100 per cent privacy and zero inconvenience.... In the abstract you can complain about Big Brother and how this is a potential program run amok, but when you actually look at the details then I think we've struck the right balance.

And we remember the end of our combat mission and the emergence of a new dawn - the precision of our efforts against al Qaeda in Iraq, the professionalism of the training of Iraqi security forces, and the steady drawdown of our forces. In handing over responsibility to the Iraqis, you preserved the gains of the last four years and made this day possible.

I think we should all hope for a Russia that is successful, where its people are employed and the economy is growing and they are having good relationships with their neighbors.

California is our biggest economy. California is our biggest agricultural producer. So what happens here matters to every working American.