The other thing that really I regretted not being able to do was to push effectively for the reform of the Security Council. Because the world was changing, and is changing very fast, and I felt the UN was holding on to old arrangements. Most governments felt that it has such a narrow power base, based on the results of the second world war.

More countries have understood that women's equality is a prerequisite for development.

The Lord had the wonderful advantage of being able to work alone.

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.

We have to be very clear with the population and the countries we enter what we can do and what we cannot do.

I observe a lot. I see a lot around me.

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.