We must use collegiality not to level people down but to bring together their strength and creativity.

Improvement is about doing something better; innovation is about doing something new.

Every learner has special needs.

Excellence is the asymptotic state that never quite reaches perfection.

Teachers create and transform energy. They are the dynamos of educational change.

We should test prudently; not profligately.

Don't raise the bar and narrow the gap, but narrow the gap to raise the bar.