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.

Some people recovering from drugs or alcohol stay with the programs indefinitely, making the recovery program their family, a long-term source of attention rewards.

If anyone wonders why the airlines are not doing well it is because flying has been made such an unpleasant and degrading experience.

Brigham Young had 47 children, and over 50 women as wives.

Children do not have to learn that streets are dangerous places by potentially fatal trial and error.

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

I much prefer the modern world.