Humanism in the present era signifies an ideological doctrine that places human beings, as opposed to God, at the center of the universe. Although a focus on human nature and human life can be traced back ultimately to ancient Greek thought, humanism in the modern sense, with its anthropocentric belief in the boundless potentiality of unfettered human reason and its secular conviction that human destiny is entirely in human hands, has its roots in the Enlightenment of the eighteenth century. This philosophical orientation should not be confused with the intellectual movement known as Renaissance humanism. Unlike its contemporary namesake, Renaissance humanism was not specifically concerned with promoting and exalting human values. It was, instead, a hugely influential cultural and educational program dedicated to the revival of the classical ideal of cultivated and civilized learning, referred to in Latin as humanitas and in Greek as paideia. For humanists of...