“Apes have a wide variety of sexual arrangements. That means, by the way, that there is no such thing as an ape legacy that humans are doomed to live by.”

“Even evolutionary explanations of the traditional division of labor by sex do not imply that it is unchangeable, natural in the sense of good, or something that should be forced on individual women...”

“As technology accumulates and people in more parts of the planet become interdependent, the hatred between them tends to decrease, for the simple reason that you can't kill someone and trade with h...”

“Instead of asking, Why is there war? we might ask, Why is there peace? We can obsess not just over what we have been doing wrong but also over what we have been doing right. Because we have been do...”

“The main reason that violence correlates with low socioeconomic status today is that the elites and the middle class pursue justice with the legal system while the lower classes resort to what scho...”

“Friendship, like other kinds of altruism, is vulnerable to cheaters, and we have a special name for them: fair-weather friends. These sham friends reap the benefits of associating with a valuable p...”

“A synthesisan abstraction, chunk, or gist ideais a neural pattern. Good chunks form neural patterns that resonate, not only within the subject were working in, but with other subjects and areas of ...”

“If you are one of those people who cant hold a lot in mind at onceyou lose focus and start daydreaming in lectures, and have to get to someplace quiet to focus so you can use your working memory to...”

“Truly to realize the ambitions of a science of mind does not solely involve learning about such issues as how we know, perceive and solve problems; it involves finding out tow hat extent the world ...”

“The two centrepieces of social intelligence are the possession of extensive social knowledge about other individuals, in terms of knowing who allies and friends are, and the ability to infer the me...”

“Our immune system is evolving through trials of use in fighting illnesses and the bombardment of our modern world toxins and that this evolution not only engages the strengthening of the body and i...”

“Sexual conflict occurs when one mating partner has an opportunity to increase its fitness at a cost to the other partner. On a genetic level, most sexual conflicts are interlocus conflicts that mai...”

“You have killed my love. You used to stir my imagination. Now you don't even stir my curiosity. You simply produce no effect. I loved you because you were marvelous, because you had genius and inte...”

“Intelligence minus purpose equals stupidity.”

“But spontaneity is not by any means a blind, disorderly urge, a mere power of caprice. A philosophy restricted to the alternatives of conventional language has no way of conceiving an intelligence ...”