Shalom Eyal
I think you are studying in a very serious school.The Tai Chi center is well known and respected in Israeli martial arts.Your Master is considered one of the serious martial artists in Israel and has proven himself to be a strong warrior and a brave man.He is known to have killed with his bare hands. I am not a Tai Chi practitioner.However Tai Chi is based on certain Principles.These principles when kept allow for power in the Tai Chi techniques and in so doing allow its practitioner to be a powerful and dangerous advisary.Actually all traditional arts have principles and in many cases these principles are similar in the different arts practiced. Bottom line.It all depends upon the practitioner. *Personal attitude *Motivation *Hard work and lots of practice *Belief in oneself and in his art Good Luck with your martial arts . Shimon