For the length of one breath I had everything I thought I wanted: a healthy baby, four daughters waiting at home, and a husband whose face was lit up with a joy I had spent eight years hoping to give him.

I thought, in that breath, that we had finally arrived somewhere — that the long campaign was over, that Nicolas could finally rest, that the shadow I’d watched cross his face at four ultrasounds would never come again.

I even felt, God help me, a flicker of pride, as though I had accomplished something by producing this boy, as though my worth had been in question and the baby was the proof.

That is what years inside that marriage had done to me without my noticing: I had absorbed his framework so completely that I felt, in my exhausted triumph, that I had passed. I would be ashamed of that flicker later, and then I would forgive myself for it, because you cannot live for eight years beside a person’s obsession without some of it soaking into you.

But in the moment, I only felt the joy, clean and enormous, and I reached for the relief I was certain was about to arrive.

It was the last moment of my marriage in which I did not yet know what my husband was.