By Matthew McKenna, Catholic Exchange - Chesterton’s classic The Everlasting Man is an attempt to show that Christianity is the one true religion. His main argument comes in two steps. First, he compares mankind to all other animals and finds that mankind is radically unique. Thus, man is more than a mere animal; there is a spiritual element in him. Second, Chesterton compares Christ to all other men. He finds that Christ is radically unique among men and among all religious founders. Thus, Christ is no mere man, and He is not just another religious leader. Instead, He is God. In the process of his arguments, Chesterton gives a useful system by which one can compare religions. ....