Sadness is part of the normal process of the child separating.

Sadness is part of the normal process of the child separating from an early symbiosis with the mother and becoming more independent.

Every time a child separates just a tiny bit more, he or she will have to cope with a small loss.

If the mother cannot allow the minor distress involved, the child may never learn how to deal with sadness by themselves.

A significant increase in activity was also observed in the bilateral anterior temporal structures.