Lateral thinking is concerned not with playing with the existing pieces but with seeking to change those very pieces. It is concerned with the perception part of thinking. This is where we organise the external world into the pieces we can then 'process'.

When the story of these times gets written, we want it to say that we did all we could, and it was more than anyone could have imagined.

The system will always be defended by those countless people who have enough intellect to defend but not quite enough to innovate.

We still seek to solve conflicts with 'judgement' instead of designing the way forwards.

We may need to solve problems not by removing the cause but by designing the way forward even if the cause remains in place.

This is not about charity, it's about justice... The war against terror is bound up in the war against poverty - I didn't say that, Colin Powell said that . . .

My thinking was taught to tribes in South Africa like the Zulus and Xhosas. At the time there were about 210 fights breaking out among them every month, but after they listened to my lessons, this fell to just four.