Most hard conversations turn on a handful of moments, and they are the same moments almost every time. Somebody names an effect the work is having on people. Somebody else hears it as an accusation. The room goes quiet. One person is asked, directly or by everyone turning to look at them, to speak for a whole group. And somebody presses for the thing that would end the discomfort fastest, which is agreement.
None of these calls for eloquence. What they call for is a decision you have already made, because under pressure you will use whatever move is nearest to hand, and what is nearest to hand is almost always the move that ends the discomfort: reassurance, a change of subject, or an offer to take it offline. Each is comfortable in the moment and expensive afterward, because the room is watching to learn the price of the next observation.
One principle sits underneath all five: the subject of the sentence is the work. An uneven effect is information about a design, not a claim about anyone's character. A staff member who says a delivery rule closes cases for people who move often is describing the rule. Keeping the conversation on the rule protects two people at once — the person who raised it, who is not asking anybody to confess anything, and the colleague who built it, who is not being accused of anything.
This is also where a careful, well-meaning room settles into Minimization: the belief that because everyone is treated identically, everyone experiences the same thing. It sounds like fairness, and it removes exactly the differences the hour exists to examine. Moving toward Acceptance does not mean agreeing that a criticism is correct. It means letting the difference back into the room as information about the design, and then going and finding out.