Passion, like discriminating taste, grows on its use. You more likely act yourself into feeling than feel yourself into action.

Good teaching is forever being on the cutting edge of a child's competence.

The foundations of any subject may be taught to anybody at any age in some form.

The young child approaching a new subject or anew problem is like the scientist operating at the edge of his chosen field.

Grasping the structure of a subject is understanding it in a way that permits many other things to be related to it meaningfully. To learn structure in short, is to learn how things are related.

Being able to "go beyond the information" given to "figure things out" is one of the few untarnishable joys of life.

Teaching is the canny art of intellectual temptation