‘What is something you thought was common knowledge until you discovered most people had no idea?’ – 23 useful things we should all know

13.

‘That tariffs are paid by the end user. They are initially paid by the importer but are passed along to the consumer.’
–DoTheRightThing1953

14.

‘That society isn’t just a magical thing that happens and works and that if enough people start to neglect it, it falls into disrepair. It’s easy to forget that this is all just made up. Laws don’t really exist unless we all agree they do.’
–Patsfan618

15.

‘You don’t need religion to have morality.’
–redomisia

16.

‘There’s a stick on the steering column of your car that indicates in which direction you want to turn.’
–yeehah

17.

‘Sharks are older than trees.’
–Classic-Green9530

18.

‘That caffeine stays in your body for 10 hours. A lot of people I know complain about not being able to sleep and I see them having coffee, tea or caffeinated soda at 4pm. I’m like, that’s why…’
–oh_jeez_smh

19.

‘How to spell ‘definitely’. There are a finite number of ways to spell de-FINITE-ly.’
–AngryWizard

20.

‘That in English, apostrophes are generally used for contractions (cannot = can’t) or to show possession (the bone belongs to the dog. The dog’s bone). It is NOT SUPPOSED TO BE USED FOR PLURALS. one dog, two dogs. One ex, two exes.’
–AMugOfPeppermintTea

21.

‘That’s it’s not up for debate whether we landed on the moon. Now you might debate whether the first landing was faked. But we went five more times (manned landings). There is a lot of equipment left there that can be seen from earth. Even a mirror you can hit with a laser.’
–longhornmike2

22.

‘That the sound a duck makes doesn’t actually echo. I ran into a massive argument with friends over this. (Spoiler: it does echo, but the myth is surprisingly common).’
–JustBeingElara

23.

‘I am an early-adopter GenX who has lived and breathed computers since I was 12. I expect people older than me, or even my age, to likely be computer-impaired. I was completely baffled when having to deal with people entering the workforce who also have no idea how to work a computer – because they only know their phones.’
–erisraven

Source r/AskReddit Image Screenshot