When I was 15, I lost my right arm on the battlefield ... By the time I was 24, I had learned a variety of tricks that I needed in my life. -I heard such words all the time. “Just give it up. There will only be more gray hair on my head if I teach you sojutsu. " "If you want to learn something, then there are no barriers in front of you, but your productivity is too lame." “Hey, let's pick the herbs, herbs. Why are you trying to learn only the art of the sword? " "Just live like everyone else."