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.

It is better to have enough ideas for some of them to be wrong, than to be always right by having no ideas at all.

A question is a polite way of demanding something.

A myth is a fixed way of looking at the world which cannot be destroyed because, looked at through the myth, all evidence supports the myth.

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.

Intelligence is something we are born with. Thinking is a skill that must be learned.

I'm a very loyal and unreliable friend.