How well do we know a colleague? The ebb and flow of workdays, weeks, years. We might notice a new suit, a haircut, a bit of weight put on. We talk of work, a bit about life, we have drinks at office parties. But something changed in a way I couldn’t quite explain. We had inched closer. How can you not, standing in the doorway of a hospital room as this man I had known for so long—this man I barely knew at all—wailed and sobbed over the body of his dead wife?