We were in the middle of a service several weeks ago when a fine young man leaned over and asked me, “Do you have a favorite hymn?” I did not know that he was scheduled to play the offertory or that in a matter of moments this gifted young man would play one of the most beautiful arrangements of my favorite hymn. My answer was, “Yes, I have a favorite, but people don’t sing it much today. My favorite hymn is And Can It Be?” Charles Wesley wrote more than 6,000 hymns but many people believe this is the greatest. Perhaps it is because it was written to celebrate his own salvation. It is a testimony song! Yet this testimony…