These people are only doing their duty.
Just look out into the street.

Four men of different ages are kneeling in the mud before a Madonna, whining out prayers.

Presently, fifteen or twenty others come upon you, chanting a canticle to the glory of Mary.

Perhaps you think they are yielding to a natural inspiration, and freely working out their salvation.

I thought so myself, till I was told that they were paid fifteen-pence for thus edifying the bystanders.