It's been interesting to listen to people reminiscing about their childhood. I'm sure many of us had that feeling of feeling sick in a smoky car as a kid. My dad smoked, and nobody ever thought twice about it. Today, it seems really strange that nobody ever put two and two together. When I think of my two brothers and I in the back seat of the Zephyr, no seatbelts, and occasionally vomiting over the front seat of our parents' shoulders; it wasn't a pleasant experience for any of us. And yet—