“You know what you can buy at the supermarket?” Laws inquired acidly. “I’ll tell you. Canned burnt offerings.”
“You know what you can buy at the hardware store?” Hamilton answered. “Scales to weigh your soul on.”
“That’s silly,” the blond said petulantly. “A soul doesn’t have any weight.”
“Then,” Hamilton reflected, “you could put one through the U. S. mail for nothing.”
“How many souls,” Laws conjectured ironically, “can be fitted into one stamped envelope? New religious question. Split mankind in half. Warring factions. Blood running in the gutters.”
“Ten,” Hamilton guessed.
“Fourteen,” Laws contradicted.
“Heretic. Baby-murdering monster.”
“Bestial drinker of unpurified blood.”

“Accursed spawn of filth-devouring evil.”
Source: Eye in the Sky (1957), Chapter 6 (p. 75)