"Through Yoga practice atoms called Transformation atoms of a higher voltage are attracted and formed into a mental shield that protects the student from opposing forces in Nature and man. It is the temple in which the Master atom of the mind will reside and is the condenser and transmitter of the powerful voltage of the Innermost." - M, The Dayspring of Youth
"The Mental Body is enveloped by a silken membrane, which protects it and keeps it in line with the cerebrospinal nervous system. This covering is the Silver Shield of the Mental Body." - Samael Aun Weor, The Revolution of Beelzebub