"The cause of the disappearance of the Mysteries has always been degeneracy, faithlessness on the part of the students, and their lack of an imperative and heart-reaching call for light. Where there is a genuine spiritual and intellectual call issuing from both heart and mind, there invariably comes the response by way of a new installment of teaching from the Brotherhood. (Chapter 22)"
January 1, 1970
https://en.wikiquote.org/wiki/Gottfried_de_Purucker