Chiromancy
Cosmic Cycles
Ecstasy
Gematria
Glimpses into Jewish Mysticism
Modern English and Hebrew Names
Nothingness and the Three Lights
Shabbatai Zevi and the Shabbatean Movement
The Breaking of the Vessels
The doctrine of Creation, the Tzimzum
The dynamic of the Sefirot
The Infinite Significance of Divine Speech
The Mystic Way of Devekut
The Problem of Evil
The Sefirot
The Torah and its Significance
The Torah as a Living Organism
The Torah as the Mystical Name of God
The Zohar, The Book of Splendour
Tikkun, Correction
Understanding the mystical symbols
Understanding the Sefirot
Will, Thought, and Wisdom