The Man-Kzin Wars 11 Page 39
by Larry Niven
"Fool's errand. We have had only one human to study. He is far from typical. He kills as easily as we do, and revels in it."
"Yes, the human is not interesting. But the rest? What of Africa? Do we finally know the horrors this species faced in the ages before it expanded across its world?"
"Ur?"
"And then came back to hunt."