We shall not defeat any of the infectious diseases that plague the developing world until we have also won the battle for safe drinking water, sanitation, and basic health care.

The question is the morning after. What sort of Iraq do we wake up to after the bombing? What happens in the region? What impact could it have? These are questions leaders I have spoken to have posed.

The future of peace and prosperity that we seek for all the world's peoples needs a foundation of tolerance, security, equality and justice. That foundation is the family. It is only by protecting families, from famine as well as from fragmentation, that they can prosper and contribute to the family of nations that is the United Nations.

It is tragic that so few young people in Western democracies vote. They have forgotten that their ancestors fought for the right to choose and change their leaders. They don't realise that their votes are more important than their tweets or Facebook posts.

Business cannot prosper in societies that fail.

I often quote an African proverb that says: "The world is not ours, the earth is not ours, It's a treasure we hold in trust for future generations." And I often hope we will be worthy of that trust.

I used to tell the story about as a young man in high school one of the professors came in and put a broad white sheet on the board with a dot in the right hand corner and said, "Boys, what do you see?" And we all shouted, a black dot. He stood back and said, "not a single one of you saw the broad white sheet, you all saw the black dot." He went on to tell us to focus on the broader picture, don't focus on the negative.