Attention is the way social primates measure status. It is highly rewarding because it causes the release of brain chemicals such as dopamine and endorphins.

I much prefer the modern world.

Lie detection is like language; there is a learning window. Telling whoppers to small children seems to be a family tradition in many families.

Fighting hard to protect yourself and your relatives is good for your genes, but when captured and escape is not possible, giving up short of dying and making the best you can of the new situation is also good for your genes.

The information that is passed from person to person and from generation to generation is the primary factor that gives humans a competitive advantage over other animals.

High status males had multiple wives or additional mating opportunities in the ancestral environment.

Most of the suicide hijackers came from Saudi Arabia, a place not lacking in wealth. But due to rapid population growth, the wealth per capita has fallen by about half in a generation.