Ah yes, here t'is:

Quote Originally Posted by Kurt Leland
“The most usual use of the lower mental plane is as a library of cultural history with access to the world views of the living, those of the dead in Deep Life Review, and those of the famous dead, as well as works of art, literature, music, philosophy, science, and history, and the belief systems of the world’s religions. In short, any collection of thoughts, beliefs, and values organized and charged by one or more persons as a way of perceiving, understanding, and guiding the choices of life will be found on the lower mental plane.
(http://www.kurtleland.com/astral-pro...r-mental-plane)