Don't criticise a hypothesis, come up with a better one.

The effective thinker treats arrogance as the major sin of thinking.

There is no doubt that creativity is the most important human resource of all. Without creativity, there would be no progress, and we would be forever repeating the same patterns.

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.

The quality of our thinking will determine the quality of our future

Creativity and lateral thinking have exactly the same basis as humour.