"As I am writing in the main for students of theosophy, I shall feel myself at liberty to use, without detailed explanation, the ordinary theosophical terms, with which I may safely assume them to be familiar, since otherwise my little book would far exceed its allotted limits. Should it, however, fall into the hands of any to whom the occasional use of such terms constitutes a difficulty, I can only apologize to them, and refer them for these preliminary explanations to any elementary theosophical work, such as Mrs Besant's "The Ancient Wisdom", or "Man and his Bodies". Ch 1: Intro"