"You're actually very attractive, unflattering belly-fat aside.
"Get into a martial art, by any means necessary.
"Don't be an asshole in 8th grade, and to save you trouble, all the music you're thinking about listening to sucks.
"Go out with a girl named Kyra. She likes you, trust me, and it'll piss everyone off.
"Study, especially in Chemistry. Yes, I know it's so elementary that reading the text will bore you to tears, but it'd be a shame to let that genius mind of yours go to waste. Besides, that CC Earth Science class you'd take in the Ninth Grade is even more boring, unchallenging, and frankly insulting to your intelligence.
"Punch Bobby in the face
"Don't make cancer jokes in Reading Class. Just. . . don't.
EDIT: I wonder if anyone from High School would recognize me from this. . . .