Explanation: The Apostle Paul, known as the persecutor of Christians, to experience enlightenment on the road to Damascus and become one of the most faithful followers of Christ. Also known as the apostle of the Gentiles, he preached faith in a way that was acceptable to all and thus contributed to the spread of Christianity, perhaps like no other. He used to say that he was everything to everyone so that they would be attracted to Christ. His epistles are well known on the basis of which we can conclude the broad field of his preaching.