At the end of the 2008 campaign it was John McCain and I sitting on a couch watching the returns make his defeat official. The condominium was full, but not crowded; quiet, but not funereal.A journey had ended, and we hovered in that between space where possibility had been reduced to ash, and it seemed like there were just seconds left.There was no sadness in the moment. It wasn’t unexpected, but it was poignant, at least for me.I looked at Joh…