Author’s practical guidance
Setting a boundary without losing the relationship
Source named in the book: Nonviolent Communication (Rosenberg) · coparenting research (Feinberg)
Most people set boundaries far too late, which is why they set them badly.
Say this now
“I need one thing to change, and everything else can stay.”
Ask for one thing. Two things read as a list of grievances.
“This isn't about you doing it wrong. It's what works for her right now.”
Moves it off their record and onto the child's needs.
Do this
- Ask for one specific behavior, not a change of role.
- Say it when nothing has just happened.
- Say what stays the same. That is the part that protects the relationship.
- Expect the first attempt to go badly and say it again, in the same words.
- Notice it out loud when they do it.
Avoid this
- Delivering it during or immediately after an incident.
- Explaining at length why you are entitled to it.
- Announcing it as a change in the relationship: "Things are going to be different now."
If it repeats
Some boundaries are refused, and then the question becomes access rather than agreement — shorter visits, supervised time, visits at your house. That is a legitimate answer, and it is not the end of a relationship.
Why the book suggests this
Most people set boundaries far too late, which is why they set them badly. Two years of swallowing produces a sentence with two years of pressure behind it, and the other person hears the pressure rather than the boundary.
A boundary set early is small, specific and almost boring. That is exactly what makes it survivable for both sides — and boring is the goal here, not firm.

From this collection
Same Words: Every Grown-Up
45 prepared situations in this family area.