This is one of the most popular classic translations of Steiner's foundational guide to the spiritual path. Knowledge of the Higher Worlds and Its Attainment is a manual for attaining suprasensory knowledge of the invisible and opens new perspectives on one's essential purpose in life.

In 1904, Rudolf Steiner first made this account of the Western esoteric path of initiation public. With great precision, he carefully leads us from the cultivation of the fundamental soul attitudes of reverence and inner tranquility to inner development through the stages of preparation,...