The Elder Centaur Ventari left behind a tablet detailing his life experiences. The Tablet was left at the foot of the Pale Tree and its words became the philosophy of the Sylvari of the Grove.
Parallel
London cabbie Dave started writing a journal as part of his therapy. After Big Bad George made the world go boom, survivors found the Book of Dave and held his words as sacred text to guide them through this new harsh existence.
Easter egg or coincidence?