A world-famous martial artist shares with readers the secrets of comprehending the art of self-defense.To learn how to defend yourself, it is not necessary to know all the variety of techniques that exist for this. It is much more important to understand the principles of self-defense in general and to thoroughly master a small number of basic techniques. It is such a highly effective and versatile system that is presented in this book.The combination of simplicity and efficiency has made the self-defense system offered to the reader on the pages of the book very popular and in demand in many countries of the world.