Lectures on reincarnation, transmigration, resurrection, evolution, heredity, and related topics.

Knowledge of the Self lies at the root of all other knowledge, whether of science, philosophy or religion.

Three discourses: Self Control; Concentration and Meditation; and God-consciousness.

Lectures on the nature of the mind, consciousness, and concentration.

Lectures on the subject of mental control as described in Patanjali's Yoga Aphorisms.

An extended commentary on Patanjali's Yoga Sutras.