"We are entering upon a course of study wherein the entire tendency will be to throw the student back upon himself, and thus upon that larger self which has only, in most cases, made its presence felt at rare and highly emotional intervals. When the self is known and not simply felt and, when the realisation is mental as well as sensory, then truly can the aspirant be prepared for initiation. Some Basic Assumptions"
January 1, 1970
https://en.wikiquote.org/wiki/A_Treatise_on_White_Magic