A letter to the editor published Saturday makes two mistakes we were taught to be common sense (“Juvenile behavior not becoming of neighbor,” Star-Advertiser). Developmental neurology has discovered that selfishness is not human nature, it is “taught” by impatient and tired parents. Normal e arly childhood neurological development is retarded by persistent stress, and the result is insecurity and finagling into adulthood. Such people grow up to make excuses, scapegoat others, take unfair advantage and espouse simple-minded ideas. ...read more read less