This is how I know I’ll never experience time travel. Because I would have remembered some cringy shit I did and gone back to kick my own ass.

Relevant XKCD

“Every age: “I’m glad I’m not the clueless person I was five years ago, but now I don’t want to get any older.””

Man the cycle is never ending

Better than: “Woah, was I smart back then” ^^

Every day some of our cells die and a bunch of new ones replace them. A person takes about 7 years to replace all of their cells and be a completely different individual.
This meme is scientifically accurate.