Sometimes in peacekeeping operations you show force in order not to use force - people realise that there's a pushback and there's a solid force there that's not going to be pushed around, that sometimes helps.

As we move forward, you cannot resolve the potential food crisis or shortages without science being part of the solution. Science has to be part of the solution but African governments - and these are decisions for governments, whether they embrace or do not embrace genetically modified food - and for the moment, most African companies do not accept genetically modified seeds.

Human rights education is much more than a lesson in schools or a theme for a day; it is a process to equip people with the tools they need to live lives of security and dignity. On this International Human Rights Day, let us continue to work together to develop and nurture in future generations a culture of human rights, to promote freedom, security and peace in all nations.

The preservation of biodiversity is not just a job for governments. International and non-governmental organisations, the private sector and each and every individual have a role to play in changing entrenched outlooks and ending destructive patterns of behaviour

The interesting thing is, everybody focuses on the global warming as an environmental issue, as something outside our daily lives. But actually the impact of global warming is with us today. Communities are suffering. Communities in poor countries are the ones paying the price, they are not the ones who are polluting, and we need to help them adapt.

On this International Day of Peace, let us dare to imagine a world free of conflict and violence

Neutrality is a tough call for the weaker ones.