the pleasure principle
This is an instinct that seeks pleasure and avoids of pain in order to satisfy biological and psychological needs. It is the driving force of the id which is essentially a primitive, animalistic, and primeval elements of the mind
This is true!
The method was to write the question that people wanted answered, for example about the future weather or success or failure in a war, on a bone and then throw this bone into a fire.
The answer would be interpreted from the cracks on the bone.