There is a gap between the knowledge, skills, or state of mind of the learner and what he is to learn, which it seems to me any teaching activity must seek to bridge if it is to deserve that label. Teaching activities must therefore take place at a level where the pupil can take on what it is intended he should learn.

If it is the case that our activities depend on how we ourselves see them, what we believe about them, then if we have crazy, fuzzy ideas about teaching, we will be likely to do crazy and fuzzy things in its name.

Pupils may learn many things when a teacher is not in fact teaching.

There is a gap between the knowledge, skills, or state of mind of the learner and what he is to learn, which it seems to me any teaching activity must seek to bridge if it is to deserve that label. Teaching activities must therefore take place at a level where the pupil can take on what it is intended he should learn.

Teaching is what is technically known as a polymorphous activity; it quite literally takes many different forms.