Eight hundred years ago, Clare of Assisi advised a correspondent to gaze into the mirror of the crucified Christ and study her own face within it. A hundred years ago, sociologist Charles Horton Cooley said we can know our self only as it is reflected to us by others. Contemplation is the choice to find our reflection in the divine Mirror. In The Sacred Gaze, Susan Pitchford explores how a false self is created by distortions in the mirrors around...