Some of these are common sense, but certainly worth repeating.

As theancientsaying goes, “Experience is the best teacher.”

“People in the middle of a road rage incident.

Hannah Witton, in a plaid top, speaks in front of bookshelves and a microphone. Yellow text reads "DOING IT!". Captioned text says "I'M NEVER DOING THAT AGAIN! NOPE. NOPE. NOPE!"

It is amazing how a grown adult can absolutely lose their mind when inside a vehicle.”

“Payday loans.”

“If you’re traveling, never mess with the locals.

Kenan Thompson sitting and looking to the side with a slight smile, with the text "NOPE." appearing at the bottom of the image

If you’ve ever had it for real, your own personal food safety standards will rise significantly.”

“Bodies of water in general.

I was rescued by a quick-thinking kayaker.

A man in a car angrily gestures at another driver through his window

“Mountainous roads during or after a blizzard.

Ive seen a few people just die from turning corners too fast and hitting oncoming traffic.

Bridges freeze and traffic backs up for hours.

Construction workers on-site, one person in a hard hat and reflective vest directing others standing on an unfinished building structure

Seen plenty of cars spinning out on black ice.”

“Swans during mating season.

Think about a goose on steroids and three times bigger.

Neon sign in a window displaying the words "PAYDAY ADVANCE"

“Don’t mess with people who cook, deliver, or serve your food.”

I ended up with 10 stitches.”

“Skiing or snowboarding past the out-of-bounds signs.”

Four men arguing aggressively in a bar, with beer mugs and snacks on the table

It can be WAAAAAY worse than driving drunk.”

“If a knife is falling, let it fall, and don’t venture to catch it.

It’s better if the knife gets damaged than if you get hurt yourself.”

A man with short hair and glasses sits on a couch, holding his stomach in discomfort while wearing a light shirt and jeans

15.“Strangers.

Flipped off one, he tracked me down and threatened to murder me.”

“Not finishing antibiotics.

Ocean wave crashing gently under a partly cloudy sky with the horizon in the background

Just because you feel better doesn’t mean you stop taking them.”

18.And lastly, “Hydration.

Yes, you.”

A car is driving on a snowy, tree-lined road during heavy snowfall, surrounded by frosted trees and snow-covered ground

you might read the original thread onReddit.

Note: Some responses have been edited for length and/or clarity.

A serene swan floats peacefully on calm water in a picturesque outdoor setting

A chef garnishes a plate of steak and roasted vegetables with a sprig of rosemary

A tape measure extended to approximately 35 centimeters against a plain background

A sign on a snowy mountain showing a skier with a red prohibition symbol, indicating that skiing in the area is not allowed

A woman yawns while driving a car, covering her mouth with one hand

Hands typing on a laptop while numerous negative comments like "IDIOT!", "LOSER", "HATE U", and others appear on screen, indicating online harassment

Kitchen knife resting near the edge of a countertop, blade facing outward

A man in a car and another man on foot are arguing loudly with expressive hand gestures on a street

A person holds a pill near their lips with one hand and a glass of water in the other hand, appearing to be about to take the pill

A man talking on the phone is looking at a leaking pipe under a sink, with water spilling into a metal bucket

A woman with curly hair smiles while holding a glass of water, standing in a bright room with plants in the background