Let me describe how important a point of contact is. An experiment was performed on some baby monkeys. The baby monkeys were placed in a wire cage with two surrogate mothers: a wire imitation mother with a milk bottle, and a cloth mother with no food. The experiment was trying to determine to which of these mothers the infant monkeys would go. The monkeys fooled the experimenters. They went to the wire mother with the milk when they were hungry, but they spent the rest of their time with the cloth mother. The experimenters concluded that although the baby monkeys needed the milk, they spent most of the time with the cloth mother, because they also needed a point of contact.

Every mother knows that when an infant cries in the night, and the diaper is not wet, and the baby has been fed, and …