The Refugee Convention of 1951 was a major breakthrough, outlining the rights of those displaced across borders as well as the legal obligations of states to protect them.

The UN doesn't work in a vacuum.

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

Change is a process which has to be managed. If it's managed and managed well in the interest of the nation and the people, the likelihood is that it will end well.

One must also acknowledge that there are moments in an organisation's development when fresh blood and new vision are required, which may imply that an outsider may be better suited to the leadership role.

There can be no doubt that these attacks are deliberate acts of terrorism, carefully planned and coordinated and as such I condemn them utterly. Terrorism must be fought resolutely wherever it appears.

The status quo cannot work.