by Yogi Ramacharaka
An early 20th century book on mental focus, repackaged as Raja Yoga.
The Yogi Masters are hot satisfied if the Candidate forms merely a clear intellectual conception of this Actual Identity, but they insist that he must feel the truth of the same¿must become aware of the Real Self¿must enter into a consciousness in which the realization becomes a part of his everyday self¿in which the realizing consciousness becomes the prevailing idea in his mind, around which his entire thoughts and actions revolve.
Lesson I. The "I"
Lesson II. The Ego's Mental Tools
Lesson III. The Expansion of the Self
Lesson IV. Mental Control
Lesson V. The Cultivation of Attention
Lesson VI. Cultivation of Perception
Lesson VII. The Unfoldment of Consciousness
Lesson VIII. The Highlands and Lowlands of Mind
Lesson IX. The Mental Planes
Lesson X. Sub-consciousing
Lesson XI. Subconscious Character Building
Lesson XII. Sub-Conscious Influences