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.

I much prefer the modern world.

Primates will continue to play social games without the least insight into what is killing them.

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.

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.

The rare person is still interested in new advances when they are adults. There is possibly a correlation with intelligence. In any case, you have to be fairly bright to keep learning and changing attitudes as you get older.

Evolution acts slowly. Our psychological characteristics today are those that promoted reproductive success in the ancestral environmen.