Sentence:  J. Earnest Rattenbury, in his book, Wesley's Legacy in the World, quotes a man by the name of Riggs, author of The Churchmanship of John Wesley, as saying that: the Wesley before <WSD>Aldersgate</WSD> was not the same man as after <WSD>Aldersgate</WSD>. 
Meaning of the word marked with <WSD> tags:  A religious experience undergone by (John Wesley) in May 1738.