In the great non zero sum games of history, if you're part of the problem, then you'll likely be a victim of the solution.

If two people stare at each other for more than a few seconds, it means they are about to either make love or fight. Something similar might be said about human societies. If two nearby societies are in contact for any length of time, they will either trade or fight. The first is non-zero-sum social integration, and the second ultimately brings it.

Religion is a feature of cultural evolution that, among other things, addresses anxieties created by cultural evolution; it helps keep social change safe from itself.

Next time you see an unblemished expanse of grass, think about the chemicals that probably got dumped in your vicinity to create it. Are you grateful for that?

If war can indeed be turned into a relic, then the virtue of greed will recede further. From a given society's standpoint, one big upside of wanton material acquisition has traditionally been the way it drives technological progress-which, after all, helps keep societies strong. In the nineteenth century, Russia ans Germany had little choice about modernizing; in those days stasis invited conquest. But if societies no longer face conquest, breakneck technological advance is an offer they can refuse, and frugality a luxury people can afford.

Understanding the often unconscious nature of genetic control is the first step toward understanding that—in many realms, not just sex—we’re all puppets, and our best hope for even partial liberation is to try to decipher the logic of the puppeteer.

We're all puppets, and our best hope for even partial liberation is to try to decipher the logic of the puppeteer. Just because natural selection created us doesn't mean we have to slavishly follow its peculiar agenda. (If anything, we might be tempted to spite it for all the ridiculous baggage it's saddled us with.)