“Just reach around the neck like this, and apply pressure.”

the author is a teacher who also likes martial arts. he loves teaching and educating young high school students. when he goes to the gym he sees young brazilian men who aspire to become professionals in martial arts. when he tells his students he likes marial arts they would ask " so why do you do it." the author believes that life a spiritual struggle. "I believe that life is a spiritual struggle. My battle is not against another fighter but against the unjust and apathetic system that is attacking my students". he helps and teaches students to graduate high school and have a good life.