"What's the word for being devastated and incredibly happy at the same time?" Izzy asks me that one hot afternoon as we lay exhausted and tangled up in sweaty sheets on her bed. I'm naked. She's wearing my favorite black t-shirt. It's always like that: her covering up. The first time I was startled. She has an interesting little idiosyncrasy of getting up and getting dressed as soon as we're done. No dwelling. No hesitati...