To start out with, the sooner we cool off, the better.
Many stoic ideas help to reel in anger or prevent dipping into anger.
We all get angry and it leads to harm. Therefore, do no harm.
Be like a rock, see how far that will get others who try to provoke others to anger. Actually, a great Roman stoic said this, Seneca.
But before quoting or practicing ,it helps to educate.
Please support the effort.
https://aeon.co/ideas/anger-is-temporary-madness-heres-how-to-avoid-the-triggers