This Tai Chi Chuan - Book of Essence -is a detailed guide for common questions about internal martial arts. It also teaches Qi Qong exercises to cultivate the Chi energy. Have you ever heared about: Tai Chi Tao and Qi Qong? The methods of Jan Kraak a Dutch Tai Chi teacher who had created a more open way of Tai Chi and Qi Qong.The author is comparing Tai Chi Tao with Tai Chi Chuan and talks about the similarities and the differences. The book also talks about meditation and the right mindset for a good practise within the internal arts. Tai Chi for selfdefense goals? Yes that is certainly possible the author explains in detail on how it should be. The author explains her background in the martial arts and talks about her experiences as a teacher at her Tai Chi school in Uithuizen.