But it is not enough in a changing world. This covers design, creative thinking and constructive thinking. This sort of thinking is essential in a changing world. Creativity is a mathematical necessity in any self-organising information system like the human mind. Otherwise we remain locked in to particular sequences of experience.
Creativity is a skill that can be taught.
There are formal methods which can be used deliberately. At the end the methods of thinking must be simple, practical and effective. They must be capable of being used by four year olds and senior executives. They should be taught in every school. Nothing is more important for society than the teaching of constructive thinking skills to all youngsters.