In a sense, words are encyclopedias of ignorance because they freeze perceptions at one moment in history and then insist we continue to use these frozen perceptions when we should be doing better.
Edward de BonoYou 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.
Edward de BonoThe purpose of science is not to analyze or describe but to make useful models of the world. A model is useful if it allows us to get use out of it.
Edward de BonoWe 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.
Edward de Bono