““There’s this word,” she continued, turning to study her fingers gripping the wheel. “Nothing like it exists in the English language. It’s Portuguese. Saudade. Do you know that one?” I shook my head. I didn’t know half of the words in my own language. “It’s more…there’s no perfect definition. It’s more of an expression of feeling—of terrible sadness. It’s the feeling you get when you realize something you once lost is lost forever, and you can never get it back again.””