He had seen his father’s calls change the weather in our house.

I explained that work could be stressful without being dangerous, and that it was my job to manage my feelings without making them his problem.

We made a plan: if I needed ten quiet minutes after a hard day, I would say so directly, then come back.

The first time I used the plan, Noah set a kitchen timer.

When it rang he knocked on my door and asked whether the weather was better.

I told him it was.