Fantastic Fables by Ambrose Bierce: Saint and Sinner
Saint and Sinner
"MY friend," said a distinguished officer of the Salvation Army, to a Most Wicked Sinner, "I was once a drunkard, a thief, an assassin. The Divine Grace has made me what I am."
The Most Wicked Sinner looked at him from head to foot. "Henceforth," he said, "the Divine Grace, I fancy, will let well enough alone."