There were moments of temptation where the cost seemed a small pebble for a cathedral. I could remove grief from the widow down the lane—if someone, somewhere, would forget the way the widow’s husband whistled. I could right a wrong with a mercy that simply shuffled misfortune to a stranger’s doorstep. Each time I closed my hand around the band I felt a neat, clinical satisfaction as if I had been granted the authority to rearrange pain.