If someone does these things, their parents clearly failed them.

Some people walk through life acting like basic manners don’t apply to them. They cut in line, treat service workers like dirt, or talk over everyone in a conversation. It’s not just rudeness—it’s a dead giveaway that they were never taught better.
Upbringing isn’t just about knowing which fork to use at dinner. It’s about learning respect, accountability, and basic human decency. When someone lacks those qualities, it shows in the way they behave every single day. The worst part? Many of them don’t even realize how bad it looks.
People have been calling out the habits that scream, I was never raised right, and once you see them, you’ll never unsee them. Some might seem small, but they reveal a lot. If you notice these behaviors in someone, don’t ignore the red flags.