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The Dojo Kun Is a Permissions Model
I trained in Shotokan as a kid and got as far as 1st kyu, the rank under black belt. That is the whole biography this essay needs: no dojo, no city, no instructor’s name. What transferred from that polished wooden floor was not a trophy on a shelf. It was a permissions model that predates every metaphor I have ever fallen in love with.
The Dojo Kun is five rules. The common English rendering is: seek perfection of character, be faithful, endeavor, respect others, and refrain from violent behaviour. The public statement of the kun is older than my blog and not mine to invent. Character. Sincerity. Effort. Etiquette. Self-control. Five lines, and a whole life will fit inside them if you let it, though a life will also wriggle and squirm against them, which is exactly why they are a practice and not a poster.
A permissions model says who may do what, and what happens if they do it anyway, and the kun is precisely that, aimed at a person who is learning how to hit. The hitting is the easy part. The rules are the part that keeps the room from becoming a crime. Anyone who thinks martial arts is a fantasy of permitted violence has never had to bow to a person they could not stand and then train beside them anyway. The bow is the firewall, the rule you wrote before the match. The strike, if it ever leaves the dojo, is the failure.
Character Before Technique
Seek perfection of character is a rude first line, because it demotes the very thing you came to show off. Technique without character is a weapon with an open port, and I have watched that port open in every other costume: the Angry Collectivist with a moral vocabulary and no self-command, the admin with a statute and no restraint, the agent with a root shell and no scope. All three can “win” a moment, and all three wreck the room. Character is the rule that your capability does not auto-merge. You can, and therefore you often don’t.
Be faithful is sincerity, and sincerity is a log that matches the commit. Do not bow and then sneak; do not say the review happened if you only skimmed; do not call a feeling a principle. In the dojo, faithless training is how people get hurt by someone who was only performing focus, and in the work, faithless training is a pull request that describes a different diff than the one it contains. Personal Signal is sincerity at the level of a single sentence: if the voice is not yours, do not ship it under your name, because the kun does not care that the fake was fluent.
Endeavor is effort, and effort is the grind, the rep you do when nobody is handing you a rank. 1st kyu is not a personality; it is evidence that a kid kept returning to the same drills long enough to be bad at them in more interesting ways. Respawn Discipline is the video-game restatement of the same loop: you lose the attempt, and you keep the standing to attempt again. The dojo version is stricter and kinder at the same time, because the rank does not erase the failed rep, yet the next rep is still available. People who need a permanent verdict after one mistake are running a different sport entirely. Their sport is status. Mine was practice.
Etiquette and the Strike You Do Not Throw
Respect others is etiquette, and etiquette is a protocol, not niceness. Niceness is a mood; etiquette is the sequence that lets two dangerous people share a floor: you bow, you wait, you do not clown for the gallery, and you do not escalate just because you were embarrassed. Speech Is a Protocol, Not a Permission is etiquette for sentences: you let the packet arrive, you answer the packet, and you do not revoke the speaker because the speaker was rude, nor become rude yourself as a treat. The Angry Collectivist thinks etiquette is a tool of the powerful, and sometimes it is captured, but the original is the opposite. Etiquette is how the less powerful person is not simply hit.
Refrain from violent behaviour is self-control, the filter, and it is the line that makes the other four real. A person who cannot strike does not get to brag about restraint, because restraint is a choice made by someone with the capability fully loaded, and you do not get to spend the next attempt on someone else’s face. The Happy Warrior Protocol is self-control with the joy left on: the safety off the joy and the safety on the strike. Playfulness is not the absence of the strike; it is the surplus that lets you watch the insult land and decline to spend your technique on it. Anger is the cheap throw. The smile is the one that took years. I drilled those years long before I had a shell prompt, and the shell prompt did not replace them. It gave them a second keyboard.
The Shop and the Floor
Running a Company of Agents is a dojo that types. The juniors are fast and strong and will injure the repository if etiquette is treated as cringe, so scope is the bow, and review is the bow again on the way out. An agent that merges because it felt the urge has skipped the kun and gone straight to the strike, and I do not run that dojo. The Sysadmin Protocol is the same floor: a firewall is etiquette for packets, effort is the maintenance, and self-control is not clicking the production button because you are mad at a log line.
I Killed Windows belongs here too, because repair is endeavor with a screwdriver. A person who will not do the rep will rent the machine forever and call the rental sophistication, and sophistication is fine, but it is not character. Character is the willingness to be a beginner in public, including at a keyboard, including in a room where someone better is watching. 1st kyu means you know exactly how much further the ladder goes, and that knowledge is the opposite of a guru: gurus hide the next rank, while a kyu is a promise that the next rank exists and that you have not earned it yet.
I do not miss being a child on that floor. I kept the floor. Character, sincerity, effort, etiquette, self-control: five rules, still executable, still the difference between a practice and a fight. Bow. Train. Do not strike the person the protocol was written to protect. Then do it again tomorrow, because the permission to be dangerous is not a graduation. It is a lease you renew by not abusing it.
Related: Respawn Discipline · The Happy Warrior Protocol · Running a Company of Agents · The Sysadmin Protocol · I Killed Windows · Speech Is a Protocol, Not a Permission · Personal Signal
Further reading: the Dojo Kun, the public five precepts, not a private biography.