Eighteen fifty-eight was a year of great technological advancement in the West. That was the year when Queen Victoria was able, for the first time, to communicate with President Buchanan, through the Transatlantic Telegraphic Cable. And they were the first to ‘Twitter’ transatlantically.

The idea is to go from numbers to information to understanding.

If your economy grows [by] 4 percent, you ought to reduce child mortality 4 percent.

Good analysis is very useful when you want to convert a political decision into an investment. It can also go the other way and drive policy

Half of the energy is used by one seventh of the world's population.

My experience from 20 years of Africa is that the seemingly impossible is possible.

To get away from poverty, you need several things at the same time: school, health, and infrastructure - those are the public investments. And on the other side, you need market opportunities, information, employment, and human rights.