The following lectures were given by Rudolf Steiner to audiences attending the Fifth Congress of the Federation of European Sections of the Theosophical Society, held in Budapest between May 30th and June 12th, 1909. Those present at the lectures were therefore somewhat familiar with the background of his anthroposophical teachings. He constantly emphasized the distinction between his written works and reports of lectures that were given as oral communications and were not originally intended for print.
At the time when the following lectures were given, Rudolf Steiner was still General Secretary of the German Section of the Theosophical Society and was using the terms “theosophy” and “theosophical,” although always in the sense of the anthroposophical spiritual science presented by him from the beginning. In accordance with a suggestion he made later on, these designations have in many cases been replaced by “anthroposophy,” “spiritual science,” “anthroposophical” or “spiritual scientific,”