In Moral Conscience through the Ages, Richard Sorabji brings his erudition and philosophical acumen to bear on a fundamental question: what is conscience? Examining the ways we have conceived of that little voice in our heads{u2014}our self-directed judge{u2014}he teases out its most enduring elements, the aspects that have survived from the Greek playwrights in the fifth century BCE through St Paul, the Church Fathers, Catholics and Protestants, all the way to the 17th century{u2019}s political unrest and the critics and champions of the eighteenth to twentieth centuries.