Once you are really challenged, you find something in yourself. Man doesn't know what he is capable of until he is asked.

Professional accountants should use that influence to encourage the companies they serve to think long term and integrate sustainable development goals into their accounting, such as by including a natural capital account, which I have heard is gaining ground.

The Security Council should be seen as the executive committee of the global security system set up after World War II. Its members, and especially the Permanent 5 (P5), have a special responsibility for international peace and security.

Good, healthy democratic societies are built on three pillars: there's peace and stability, economic development, and respect for rule of law and human rights. But often, we take stability - peace in terms of security and economic activity - to mean a country is doing well. We forget the third and important pillar of rule of law and respect for human rights, because no country can long remain prosperous without that third pillar.

I believe that our world needs an instrument of global action as never before in history. I believe that the United Nations is the instrument for securing peace and for giving people everywhere, in poorer countries as in richer, a real stake in that peace by promoting development and encouraging cooperation. But the United Nations is only an instrument, an actor in need of props and cues from its directors, And so I will paraphrase Winston Churchill: Give us the tools-the trust, the authority and the means-and we will do the job.

Like any large organisation, public or private, the UN is a complex machine.

Often, we take stability - peace in terms of security and economic activity - to mean a country is doing well. We forget the third and important pillar of rule of law and respect for human rights, because no country can long remain prosperous without that third pillar.