Cool the Blood
The angriest version of you is the dumbest version of you. Do not let him drive.
The blood rises, the reason drains, and a man who is normally sharp does something in ten seconds that costs him ten years. You have seen it. You have probably done it.
Learn to cool the blood before you act.
Not after. After is regret. Before is discipline. The whole skill lives in the gap between the heat arriving and your hand moving — and if you have not built that skill, the heat moves your hand for you.
When you feel it boil, ask the hard question first: how did I even let it get here?
Because the loss of control did not start at the boil. It started upstream, when you fed the fire instead of watching it. A ruled man notices the temperature rising and adjusts. The fool only notices once he is already shouting.
Never let emotion rule you.
Anger is a fine soldier and a terrible general. Let it fight. Never let it command.
Do not confuse ruling it with killing it. There are times emotion should fuel you — the fire that drives the work, protects your family, refuses an insult to what you love. That is fuel. Rage that blinds you and empties your mouth of things you cannot take back is not fuel. It is a fire that will burn the house down.
Know the difference. Emotion in the tank moves you forward. Emotion at the wheel drives you into a wall.
So throw ice on yourself if you must. Cool down. Step back.
Do not act the fool. Do not check out. Do not go home carrying receipts you never wanted to sign.
Rule yourself first. Everything else is downstream of that.
"If you are pained by any external thing, it is not this thing that disturbs you, but your own judgment about it." — Marcus Aurelius