Bruce Lee's Fighting Method. Beautiful Bruce Lee's Fighting Method Deco with Bruce Lee photos. Great for desk deco furniture. No poses. Made for my Jeet Kune Do Kwoon room. Try it before you buy! Please Leave Reviews Below And Concerns On My Page. "Osu no Seishin". Bruce Lee's Fighting Method is a book of volumes covering Bruce Lee's martial arts abilities of the Jeet Kune Do movement. The book is available as a single hardcover volume or a series of four paperback volumes. 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. In 1978, after Bruce Lee's death, his widow and wife Linda Lee Cadwell decided to make available the information on her husband's work.