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.

You may have noticed over the years that the UN became a bit more media-friendly, a bit more open to the media than in the past.

On this International Day of Peace, let us all honor those who have suffered from violence. Let us hold in our hearts the ideal of peace.

The future belongs to you, but it can only belong to you if you participate and take charge

Not only do these abominable weapons lie buried in silence and in their millions waiting to kill or maim innocent women and children; but the presence or even the fear of the presence of a single landmine can prevent the cultivation of an entire field, rob a whole village of its livelihood, place yet another obstacle on a country's road to reconstruction and development

Let us be good stewards of the Earth we inherited. All of us have to share the Earth's fragile ecosystems and precious resources, and each of us has a role to play in preserving them. If we are to go on living together on this earth, we must all be responsible for it.

In countries where democracy is either non-existent or in development, on the other hand, citizens crave those freedoms. Maybe that is one lesson Western citizens can learn from those countries: treasure what you have. Use your rights and freedoms to effect the change you want.