Serialists fall into difficulties if they fail to distinguish the wood from the trees and consequently try to assimilate masses of sparsely related ir… - Gordon Pask

It is worth stressing that once the entailment structure for a subject matter is available, together with its task structure, these can be used to design any kind of course or curriculum.

There is a theory of learning and teaching together and that is all. Results from many studies support this point of view as, also, does the evidence of commonsense. So, to be dogmatic (but with confidence) learning implies teaching and teaching implies learning. Sometimes the teacher and learner responsible for th joint process are obvious (a student at a desk and another person wearing an academic cap and gown). Sometimes, the teacher and learner are not so obviously distinct and turn out to be unexpected but, once-indicated, intuitively plausible entities.

Man is always aiming to achieve some goal and he is always looking for new goals.