If you have democracy, people will vote for washing machines. They love them.

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

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.

My interest is not data, it's the world. And part of world development you can see in numbers. Others, like human rights, empowerment of women, it's very difficult to measure in numbers.

I have a motto: it's never too late to give up. It's never too late to give up what you are doing, and start doing what you realise you love.

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

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