ALL martial arts are deadly, simply because all simulates the brutality of killing and capable of hurting anybody.
it is better to have knowledge than to have nothing at all. remember that martial arts is literally means ART OF WAR. so walay limit.
as a practitioner and mentor, i always keep this principles.
principle of survival
if assailant use hand to hand, then u must surpass his ability or skills.
if he use short knife, then use long knife.
if he use long knife then use sword.
if he use sword then use a gun.
then gun against riffle.
riffle against rockets.
rockets against tanks.
tanks against jets.
jets against missiles.
missiles against nukes.
makatawa nalang ta pero it is still martial arts.
better ready than too late.
"know thy self, control thy self, be humble." or vice versa.
"man's knowledge could be limited, but it can obtain from others."
happy new year to all.