What you shouldn't do is think about what you were doing when you were 15.

"Yeah, I could dunk like that, back in the day," you tell them, and they all laugh in your face and tell you to shut the hell up.

Or, or you know damn well you couldn't dunk like that back in the day or any other day, and you just have to sit there and watch this high school freshman in the Chick-Fil-A Classic break the universe in 'twain with a dunk that made Sport Center's Top 10.