I think there is a valid argument in holding back knowledge from a student, especially in the context of the martial arts. There are advanced techniques – some of which may hurt the student (looking at you nunchaku ) and some of which the student could use to seriously hurt others – that require a certain maturity in the student. I’ve written before about the short and brutal Core Bunkai , most of which end with twisting the neck to wrenching the head. Those techniques are serious and I would reserve them for a serious student that has the right mentality about them. I’ll also point out that many Okinawan styles rely on closing and grabbing, something which requires a high level of skill in and of itself regardless of any follow-on techniques. There’s a good chance a novice wouldn’t even be able to apply certain advanced techniques successfully even if they did “learn” them. So controlling some knowledge is part of being a Sensei, as is determining when a student is ready for more. T...
Just a nobody, training in karate