From Jakob’s letters, it can be learned that he was a firm disciplinarian, uncompromising in what he believed, and expected others to "conform to the teachings of Christ and His apostles". His rejection of the "good-hearted" stemmed from his belief that whoever accepted the "true saving faith" would be baptized upon that faith, cost what it may. They would "forsake the world" and practice a very practical separation in their everyday life. Jakob was willing to disregard longstanding customs and practices if they were not founded on God’s Word. He denied that he was trying to start a "new faith". He believed in a new birth experience that would radically change a person. He wrote: