Children are our future, and their mothers are its guardians.

It's not that easy to quit. When you look back in the American system it is very rare that people quit on issues of principle.

On this International Day of Peace, let us all honor those who have suffered from violence. Let us hold in our hearts the ideal of peace.

To live is to choose. But to choose well, you must know who you are and what you stand for, where you want to go and why you want to get there.

As we move forward, you cannot resolve the potential food crisis or shortages without science being part of the solution. Science has to be part of the solution but African governments - and these are decisions for governments, whether they embrace or do not embrace genetically modified food - and for the moment, most African companies do not accept genetically modified seeds.

Most people forget that even in Iraq, by the time the air and no-fly zone was established, the air defence system had been removed through the first Gulf war. All of them had been neutralised.

We knew the Syrian situation was complex and there were lots of divisions, particularly on the side of the opposition... This is a tough job... It can perhaps be done if you stand united and work with me in putting sustained pressure on the protagonists or the parties to come together and seek a political settlement.