A central theme is the importance of the subconscious, which Haanel describes as the link between the individual and the "Universal Mind" or infinite intelligence.
Haanel argues that thought is a form of spiritual energy that acts as a creative force in the universe. By controlling one's mental attitude, an individual can manifest health, wealth, and success. The Master Key System
The belief that all people are connected to a single source of infinite power, and the mind is the channel through which this power manifests. A central theme is the importance of the
Like attracts like; positive thoughts attract positive circumstances, while negative thoughts attract discord. an individual can manifest health
Rhonda Byrne cited The Master Key System as a primary inspiration for her 2006 film and book, The Secret .