If ever you are to win, you have to know whom you're up against—and what their Achilles’ Heel may be.

One reason you don't know what to do is that your brain won't let you see the right choice for everyone.

The stakes are high. When would-be agents of change ignore what works, they can’t get it readily adopted. And the world misses out on its own salvation.

One reason why government planning and control so often fail is that much of the economy is hidden from view.

There seem to be phenomena that are not just unexplained but unexplainable, and so the deepest divinity is the mystery and the glory and the order of the universe.

Today’s teenage culture is a product of mass society, compulsory schooling, and the government dominance of education.

Petty tyrants get their power by exploiting relationships which their victims cannot avoid at the time

The lack of full choice by children over their human action is offset by their having a moral right to receive care and nurture from their parents and guardians