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

Fierce national competition over water resources has prompted fears that water issues contain the seeds of violent conflict.

On this International Literacy Day, let us recall that literacy for all is an integral part of education for all, and that both are critical for achieving truly sustainable development for all.

Beneath the surface of states and nations, ideas and language, lies the fate of individual human beings in need. Answering their needs will be the mission of the United Nations in the century to come.

The World is not ours to keep. We hold it in trust for future generations.

Justice has taken its course and the authority and legitimacy of the legal process must be respected.

Having worked my way from the bottom of the ladder to the top [of the UN] certainly helped me navigate that complexity, both political and bureaucratic.