Reading about a technique and having it in your hands with a hot face are two different things. So rehearse while you are calm and it feels a bit silly: say the line out loud, walk to the door, breathe the way you intend to breathe. The reason to practise early is that later there is no time to work anything out.

That means leaving things in place instead of relying on your future good sense: the phone charging in the hall, an agreement that either of you can call a stop, no hard conversations after ten. Treat late you as someone who deserves easier conditions rather than someone who ought to try harder.

So take one thing and repeat it rather than collecting ten good ideas. One breathing practice, one line to say, one route out of the room. Repeated clumsily, it will still be there when you need it, which is more than a perfect plan you never ran.

The renaming matters more than it sounds. If the problem is who you are, the only moves left are shame or denial. If the problem is the distance between an urge and a hand, there is something to train, and you get to be a decent person who is currently not good at it.

That lag is why anger seems to arrive fully formed. It does not, quite, and the earliest part of it is physical: heat, a jaw setting, a change in your breathing. Learn your own first sign, the one that shows up every time, and you get a little of that time back.

Be honest about the part that will not move. If you have always run hot, you probably always will, and pretending otherwise turns every flare into proof that you are failing. Aim at the part that does move: what you have practised, what you have arranged in advance, what you say in the first ten seconds.

One is a lens you look through, the other is an object you look at, and a thought you can look at has already loosened its hold. Put a small label in front of it: there is the thought that he did that on purpose. Nothing further is needed. The naming is the whole move.

Willpower has been available to you every time this went wrong, so more of it is not the missing piece. What helps is something you can say out loud in advance: the exact sign you will watch for, the words you will use, the room you will walk to. If someone asks how you intend to hold back and you have nothing concrete, that is useful information rather than a verdict on you.

Medication can settle sleep, mood or attention, and that can be what makes practice possible in the first place. The response you actually want, though, has to be rehearsed in ordinary moments so that it is there in hard ones. Ten small rehearsals in a quiet week are worth more than a resolution made in a bad one.

The names differ: watching from the bank of a river, cognitive distancing, defusion, wise mind. Underneath them the step is the same, which is noticing the thought as something passing through instead of as an instruction. When methods built separately converge on one move, that move is worth learning properly rather than sampling.

A pilgrim crossing a long road measures it body length by body length, and the road still gets crossed. Keep the same sort of tally: today I caught it early once, today I went to the other room instead of answering, today I said the plain thing rather than the cutting one. A run of clean days can be ended by luck, whereas a list of things you actually did stays yours.

This bites hardest when the attendance was ordered rather than chosen. A better question at the end of each week is what you practised and what happened when you did. Even one honest attempt between appointments gives you and whoever is helping you something real to look at.