Arrogance is the conjoined twin of ignorance.

Trust processes as well as people.

Physically, teachers are often alone in their own classrooms with no other adults for company. Psychologically, they never are.

On data: We are the drivers, not the driven.

There is a new science of complexity which says that the link between cause and effect is increasingly difficult to trace; that change (planned or otherwise) unfolds in non-linear ways; that paradoxes and contradictions abound; and that creative solutions arise out of diversity, uncertainty and chaos.

Teaching is not the oldest profession. But it is certainly among the loneliest.

On government & unions: the only thing worse than blind trust is blind mistrust.