1) The difference between "I don't care" and I don't mind."
4) The ponytail I had from 1991 to 1992.
7) Shoulder pads in women's clothing. (Just thinking about them makes me shiver.)
10) The apparently enduring appeal of cigars, bullfighting and Lucille Ball.
12) The end of Sly Stone.
13) That which is and is not cool.
14) Why things like chocolate are good sometimes, but not all the time for kids, and things like alcohol are okay for adults, but never really good for them.
15) How airplanes fly.