"What the joke displays is a switch in perception. This is important in changing the way we think." — Edward de Bono

A painter may be looking at the world in a way which is very different from everyone else. If he's a craftsman, he can get other people to see the world through his eyes, and so he enlarges our vision, perception, and there's great value in that.

It's always amazed me how little attention philosophers, psychologists, or anyone else actually has paid to humor.

Teaching thinking for just five hours to unemployed youngsters increased employment 500 percent.

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.