Simplify the following text for a Grade 10 native English-speaking person.
Original: The unconscious mind , according to Cayce , has access to information which the conscious mind does not â '' a common assumption about hypnosis in Cayce 's time . After Gladys Davis became Cayce 's secretary on September 10 , 1923 , all readings were preserved and his wife Gertrude Evans Cayce generally conducted ( guided ) the readings .
Simplified: In addition , although Cayce 's secretary Miss Davis allegedly took down what Cayce said , the records of the readings are jumbled and chaotic .