"Eighteen is enough, Dillon." "Our quota is twenty, Robert. That means eighteen is not enough." "Dammit, Dillon! I'm tired of riding around in this truck. Let's just tell them these are all we found," Robert pleaded. "We both know that wouldn't work. Eighteen is not the number we were given. It's twenty. If we come back, with eighteen, they will ask us why we didn't keep looking. It's twenty a trip.