don't know when we had drifted.

This is the specific and honest accounting of it, I do not know at what point in the evening the distance between my end of the table and his end of the table had become the distance that currently existed between us, which was not the distance of two people at opposite ends of a table but the distance of two people who were much closer than opposite ends, who were, in the specific and present fact of the moment I was now in, near.

Near in the way that had a specific and physical quality.

Near enough that the lamp was equally between...