The hard stops

Short list. No nuance. These are the situations where the right use of this technology is none.

Medical emergency

Call your emergency number.

Chest pain or pressure. Difficulty breathing. Sudden weakness, numbness, drooping on one side, or confused speech. Severe or uncontrolled bleeding. A first seizure. Severe allergic reaction. A serious head injury. A baby or child who is unresponsive, floppy, or breathing strangely.

Do not type these into anything. Minutes matter, an assistant cannot send an ambulance, and the time spent describing it is the whole cost.

If you are not sure whether it is an emergency, that is what the non-emergency health line from L3 is for — staffed by people who triage for a living.

Mental health crisis

If you are thinking about harming yourself, or you cannot keep yourself safe, contact a crisis line or emergency services.

Most countries have a free crisis line, available at any hour, staffed by trained people. Find yours now and save it.

Why this is a hard stop rather than a caution:

It cannot summon help. If you need someone to come, it cannot arrange that.

It cannot assess risk. Judging how much danger somebody is in is a trained skill built on cues a text box does not carry.

It cannot stay. The conversation ends when you close it. A crisis line stays on the phone.

It has no continuity. No memory of you, no ability to follow up, nobody who notices you did not call back.

An assistant may respond kindly, and kindness is not the same as help. What you need in that moment is a person who can act, and they exist and are free.

If someone else is in danger, the same applies — emergency services, not a search box.

Immediate danger from another person

Domestic abuse, threats, stalking, someone at your door. Emergency services, and a specialist helpline afterwards.

One specific and serious caution: if the person has access to your devices, your searches and chat history can be seen. Use a device they cannot reach, use private browsing, and know that many domestic abuse organisations publish guidance on covering your tracks — including a quick-exit button on their own sites.

This is not a hypothetical risk. Consider it before typing anything about leaving.

Irreversible decisions under time pressure

The pattern rather than a specific event: something that cannot be undone, being decided faster than you can check.

Signing today. Transferring money now. Accepting a settlement before the deadline this afternoon. Making a medical decision without the second opinion.

Time pressure is frequently manufactured — it was E7·L6’s clearest warning sign and E8·L7 noted that the request always arrives urgent. An assistant asked to evaluate under pressure will produce something reasonable-sounding in seconds, which is precisely the wrong shape of help.

The right response to decide now is almost always get more time. Ask for an extension, say you will confirm tomorrow, tell them you are taking advice. Legitimate parties accommodate that. The ones who do not are telling you something.

Do this before you need it

Two minutes, now, while nothing is wrong:

Save in your phone — emergency number, non-emergency health line, and a crisis line for your country.

On some future night, looking these up will be the last thing you are capable of. Having done it in advance is the whole point of this lesson.

Try it now (4 minutes)

Do exactly that. Three numbers, in your contacts, now.

If you have people who might need them, send the same three to them too.

Check your understanding

1. In a suspected medical emergency you should:

Describe symptoms to an assistant first to check if it is serious Call your emergency number Search for the symptoms online

2. Why is a mental health crisis a hard stop rather than a caution?

Assistants refuse to discuss it It cannot summon help, assess risk, stay with you, or follow up — a crisis line does all four The advice given is usually wrong

3. The right response to a decision demanded faster than you can check it:

Ask an assistant to evaluate it quickly Get more time — legitimate parties accommodate that Decide based on your instinct

Check answers

Recap

Four hard stops: medical emergency, mental health crisis, immediate danger from another person, and irreversible decisions under manufactured time pressure. In each, the technology cannot do the thing that is needed — summon help, assess risk, stay, or buy you time. Save your emergency number, non-emergency health line and crisis line now, and if someone may have access to your devices, consider that before typing anything.