There are few ideals of character as distinctive and divisive as the ancient virtue of 'greatness of soul'. A larger-than-life virtue embodying nothing less than a vision of human greatness, it has often been seen as a relic of the Homeric world and its honour-loving heroes. In philosophy, it found its most celebrated expression in Aristotle's ethics, and it has lived on in the minds of philosophers and theologians in different forms ever since. Yet...