In studying these Lessons please remember 3 points:—

1. Not one useless or superfluous sentence is written. Every word is full of meaning. They are highly condensed. Think deeply over them.

2. They are meant as a practical supplement to the 'Spiritual Consciousness,' 'Soul-Force' and 'Inner Forces.' Studied side by side, these lessons will yield a great deal of benefit. You are expected to think hard and long.

3. Let none expect speedy or miraculous results. All spiritual training calls for...

I. "Breath is Life"

II. The Master-Key of Creation

III. How to Gain the Master-Key

IV. How to Use the Master-Key

V. The Evolution of the Tattvas

VI. The Universality of the Tattvas

VII. More About the All-Pervading Tattva: Akasha

VIII. The Specific Influence of the Tattvas …

IX. Tattvic Influences : Tejas, the Fire of Life . .

X. Happiness Vibrations : Apas and Prithivi . .

XI. The Atmospheric Currents of Prana . .

XII. The Circulation of Prana in our Bodies . .

XIII. The...