George Sweeting, in his book "The No-Guilt Guide for Witnessing," tells of a man by the name of John Currier who in 1949 was found guilty of murder and sentenced to life in prison. Later he was transferred and paroled to work on a farm near Nashville, Tennessee.

In 1968, Currier's sentence was terminated, and a letter bearing the good news was sent to him. But John never saw th…