How would you define Christian Science? As the law of God, the law of good, interpreting and demonstrating the divine Principle and rule of universal harmony. What is the Principle of Christian Science? It is God, the Supreme Being, infinite and immortal Mind, the Soul of man and the universe. It is our Father which is in heaven. It is substance, Spirit, Life, Truth, and Love, these are the deific Principle. Do you mean by this that God is a person?