“We may have a perfectly adequate way of doing something, but that does not mean there cannot be a better way. So we set out to find an alternative way. This is the basis of any improvement that is not fault correction or problem solving.”

“Everyone has the right to doubt everything as often as he pleases and the duty to do it at least once. No way of looking at things is too sacred to be reconsidered. No way of doing things is beyond improvement.”

“A question is a polite way of demanding something.”

“We need creativity in order to break free from the temporary structures that have been set up by a particular sequence of experience.”

“You do not go out into the street in your underwear, although usually you are wearing underwear. The underwear is not visible but it is there all the time. It is the same with concepts. They are there. They underlie practical things we do- even when we are not conscious of them.”

“Many highly intelligent people are poor thinkers. Many people of average intelligence are skilled thinkers. The power of the car is separate from the way the car is driven.”

“A good listener is very nearly as attractive as a good talker. You cannot have a beautiful mind if you do not know how to listen.”