The dinosaurs became extinct because they didn't have a space program. And if we become extinct because we don't have a space program, it'll serve us… - Larry Niven

Here is where the predictions failed: We didn't take Cargo Cult mentality into account: "if somebody has something I don't, he must have stolen it." We didn't understand how good we could get at communication — when you have something that someone else doesn't, the whole damn planet knows it.

"They used to teach us that evolution of intelligent beings wasn't possible," she said. "Societies protect their weaker members. Civilizations tend to make wheel chairs and spectacles and hearing aids as soon as they have the tools for them. When a society makes war, the men generally have to pass a fitness test before they're allowed, to risk their lives. I suppose it helps win the war." She smiled. "But it leaves precious little room for the survival of the fittest."

War between the sexes had always seemed silly to Corbell. Too much fraternizing with the enemy, ha-ha.