Prepare a script before you need one

The worst time to figure out what you are going to say to your ex is the second you see them. That is like writing your grocery list while standing at the checkout. You need three things decided in advance: a greeting, an exit line, and a rule about how long you will stay in conversation.

The greeting should be short and neutral. Something like 'Hey, good to see you' works. You are not lying, you are not performing warmth you do not have, you are just being a functional adult in public. That is the whole goal.

The exit line should be something you can say after sixty to ninety seconds without it feeling abrupt. 'I have to get back to my friends' or 'I am actually on my way out' are fine. Prepare it in advance so you are not searching for words while also trying to regulate your breathing.

The rule about length matters more than most people expect. Research consistently shows that continued contact after a breakup predicts higher distress, not lower. One short, neutral interaction is manageable. A twenty-minute conversation where you relitigate everything over drinks is not a catch-up. It is a setback dressed in casual clothes. Decide your time limit before you walk into any space where you might see them.

Manage your body before you manage your words

Your voice is going to want to shake. Your face is going to want to do something embarrassing. This is not weakness. It is just what happens when the body processes someone it used to be close to, especially someone who represented safety and then stopped.

Before you say anything, slow your exhale. Not a dramatic breath, just a quiet one. Exhaling longer than you inhale activates the parasympathetic nervous system and physically slows the stress response. You can do this while making eye contact and smiling. Nobody will notice.

Stand up straight, not in a performative way, but because posture has a documented feedback loop with how confident you feel. Keep your hands visible and loose. Do not cross your arms, not because of what it signals to them, but because of what it signals to you.

If you feel tears coming, look up slightly and blink slowly. It does not always work, but it gives you a few extra seconds. And if you do cry? That is fine too. You are a person, not a highlight reel.

Say less than you want to

The urge to fill silence with explanation is very strong when you are standing in front of someone who once knew everything about you. Resist it.

Do not explain how you have been doing in detail. Do not ask about their life in a way that invites a long answer. Do not mention the breakup, even obliquely. Do not say anything that begins with 'I just want you to know.' Nothing that starts that way ends well in a cereal aisle.

Keep the conversation at the level of small talk, weather, the event you are both at, a mutual friend's recent news. This is not about suppressing your feelings. It is about recognizing that a chance encounter is not the right venue for them. You cannot get closure in a parking lot. (We go into why in our piece on what no-contact closure actually means and where to look for it instead.)

If they try to pull the conversation deeper, you are allowed to say 'I think I am not ready to talk about that yet' and move toward your exit line. That is not hostility. It is honesty, which is the more useful thing to be.

Do not pick up your phone the moment you walk away

The instinct after a run-in is immediate. You want to text someone, post something, or check their social media to see if they posted about seeing you. All three of these are understandable and none of them are going to help.

Texting someone right away is fine if you have a friend who is your designated debrief person. One friend, not a group chat. Group chats have their own physics and what starts as venting can become a two-hour spiral with opinions you did not ask for.

Checking their social media is the one to watch. Research on Facebook surveillance after breakups found that checking an ex's profile consistently prolonged distress and made it harder to process the relationship as over. Every visit resets the emotional clock. You have been working to let some time and distance do their job. Do not undo that in the ten minutes after a run-in because you want to know if they seemed affected.

Wait at least two hours before you do anything except breathe and get back to whatever you were doing before you saw them. The impulse to know everything immediately is one worth learning to sit with.

Process it after, with intention

A run-in is going to bring things up. That is expected. The question is what you do with them.

If you feel worse than you expected, that is information, not a verdict. It tells you something about where you are, not about where you are going to stay. Research into how people process complicated losses consistently suggests that the work is not about erasing the feeling but about building a new framework for your life, one where this relationship is something that happened, not something that is still happening to you.

Write down what came up for you. Not a letter to them, just notes for yourself. What did you feel the moment you saw them? What did you want to say that you did not? What are you glad you did not say? This kind of brief reflection is more useful than replaying the interaction on a loop, which is what most people do instead.

If the run-in triggered a strong pull to break no contact, give it forty-eight hours before you make any decision. Almost every impulse that feels urgent after seeing an ex feels at least slightly different two days later. Let the initial charge dissipate, then decide.