The text describes Bruce Lee's Kung Fu fighting techniques, philosophy and training methods. This book was originally written in 1966 by Bruce Lee. However, Lee decided not to publish this work as he feared that instructors would use the fighting knowledge in this text to promote themselves.
This text describes Bruce Lee's martial arts teachings, philosophies, and training methods, which were originally written by him in 1966 but remained unpublished due to concerns about instructors using the knowledge for self-promotion.