Authors:

Billy squinted at me. "Why are you letting them go?" "Because they're real." "How do you know?" "The one I was holding crapped on my hand.

Jim Butcher (2002). “Summer Knight: Book four of The Dresden Files”, p.18, Penguin
Billy squinted at me. Why are you letting them go? Because they're real. How do you know? The one I was holding crapped on my hand.