But I do not believe that the world would be entirely different if there were more women leaders. Maybe if everybody in leadership was a woman, you might not get into the conflicts in the first place. But if you watch the women who have made it to the top, they haven't exactly been non-aggressive - including me.

Foreign policy is now a huge field. It isn't just people who are studying political science. There are so many aspects to it in terms of understanding hard science for people who are studying climate change, or people who are interested in health policy or food security, or people who care about education.

One of my trips was to meet with the Gulf Cooperation Council with all the Saudi foreign ministers, and when we started the meeting I said 'Perhaps you've noticed that I'm not dressed the same as my predecessors", but no-one had a problem and I was never treated with anything other than respect...So I did not have problems with that, interestingly enough.

Well, the thing that I learned as a diplomat is that human relations ultimately make a huge difference.

Don't make me into this airy-fairy, moralist, idealist because I'm not.

Glass ceilings have been broken, but more have to be broken.

I know that war is very cruel and that life is harder when you aren't able to live in the place you called home.