So we look into our hearts and see objectivity; we look into our minds and see rationality; we look at our beliefs and see reality. This is the essence of the ’Cuz It’s True Constraint: every one of us confuses our models of the world with the world itself—not occasionally or accidentally but necessarily. This is a powerful phenomenon, and it sets in motion a cascade of corollaries that determines how we deal with challenges to our belief systems—not, alas, for the better.