More than ever today Americans, like the rest of humanity, need a functioning global system through which the world’s peoples can face global challenges together.

The one area where there is a total lack of any common strategy is the one that may well present the greatest danger of all: the area of nuclear weapons.

I remain convinced that the only answer to this divided world must be a truly United Nations.

[T]oday, one thing is clear to all of us here: Africa's development disproves the distorted and widespread image of our continent as a sea of undifferentiated poverty.