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

Culture is the possibility and impossibility that bacon and fruit can appear on the same plate.

There is no morality without temptation; otherwise it is just lack of opportunity.

High performance leaders capitalize on crises to galvanize the motivation and actions of people in the organization.

We need to establish platforms for teachers to initiate their own changes and make their own judgments on the frontline, to invest more in the change capacities of local districts and communities, and to pursue prudent rather than profligate approaches to testing.

Sustainable leadership does no harm to and actively improves the surrounding environment.

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