An Outline of Occult Science
By
Rudolf Steiner, Ph.D.
Authorized Translation from the Fourth Edition
(Newly Revised)
AnthropoSophic Press
New York
1922
One who undertakes to represent certain resultsof scientific spiritual research of thekind recorded in this book, must above allthings be prepared to find that this kind of investigationis at the present time almost universallyregarded as impossible. For things are related inthe following pages about which those who are todayesteemed exact thinkers, assert that they willprobably remain altogether indeterminable by humanintelligence. One who knows and can respectthe reasons which prompt many a serious personto assert this impossibility, would fain make theattempt again and again to show what misunderstandingsare really at the bottom of the belief thatit is not given to human knowledge to penetrate in