He continued the practice of open-air preaching to the end of his life, regularly delivering up to 20 sermons a week from the time he was 22 until his death at 55. He covered vast distances that included 15 visits to Scotland, two to Ireland and, in those days of long and hazardous voyages, no less than seven journeys to America, where he died shortly after preaching his last sermon.
The association with John Wesley in the early years quickly gave way to differences and even to a
