Thanks for posting that. I read Book of 5 Rings a couple of times when I was younger and still obsessively practising martial arts. I hadn't come across this

Thanks for posting that. I read Book of 5 Rings a couple of times when I was younger and still obsessively practising martial arts. I hadn't come across this though. I don't stack up well against #13 unfortunately! (Unless that's intended as an extension of #2 perhaps; "don't be a glutton")