25 Craziest Paradoxes That Will Blow Your Mind

Posted by , Updated on March 15, 2024

While some of these paradoxes are “official” in the sense that they have been debated for thousands of years, others are just simple (sometimes lighthearted) observations about the world around us. But regardless of their official status in the world of philosophy and logic, these are the 25 Craziest Paradoxes That Will Blow Your Mind!


Featured Image: Brett Jordan via flickr


Sorites paradox

sandSource: wikipedia, Image: pixabay.com (public domain)

If you remove grains of sand from a heap one at a time, when is the heap no longer a heap?


Grandfather paradox

grandfatherSource: wikipedia, Image: www.publicdomainpictures.net (public domain)

You go back in time and marry your grandmother, thus becoming your own grandfather.


Crocodile paradox

crocodileSource: wikipedia

A crocodile steals a child from its parents and promises to return it if they can correctly guess what it will do. What should the crocodile do if the parents guess that the child won’t be returned?


Omnipotence paradox

boulderSource: wikipedia, Image: pixabay.com (public domain)

Can God make a rock so big that he can’t lift it?


The liar paradox

lieSource: wikipedia, Image: pixabay.com (public domain)

“This statement is a lie.” So is the statement true?


The Ship of Theseus

boatSource: wikipedia, Image: pixabay.com (public domain)

Similar to Sorites Paradox, this time the question is as follows: if you have a really old wooden boat and over time you replace each plank with a new one, at what point does the old boat become a new boat?


The college graduate paradox

college graduates

You need experience to get a job and you need a job to get experience.



The busy bar paradox

barImage: pixabay.com (public domain)

“Nobody ever goes to that bar. It’s too busy.”


The hillbilly paradox


Mullets prevent red necks.

Disclaimer: we do not hate hillbillies


The Pinocchio paradox


Pinocchio says, “My nose will grow.” What happens?


If this paradox boggles your mind, wait until you see number 6!


The credit paradox

credit cards

To get credit you must have credit. 


The Sesame Street paradox

sesame street

Oscar the Grouch loves being angry. So when he gets angry, he is happy. But then he gets angry that he is happy. This makes him angry again, which makes him happy, which makes him angry, which makes him happy, etc, etc, etc.


The customer paradox

customerImage: https://pixabay.com (public domain)

A boss tells his employee that the customer is always right. The customer interjects, “No, they’re not.”


The paradox of thrift

moneySource: wikipedia

When people are scared of a recession, they decrease their spending in order to save. This then causes an actual recession.


The sentence paradox


This sentence contains two mistake.

Note: the second mistake is that there is only 1 mistake.


The blister pack paradox

blister packImage: flickr (public domain)

You need scissors to open the blister pack that contains your new pair of scissors.


The poll paradox

poll card

All polls are biased in favor of those people who are willing to take polls.


Chicken or the egg paradox

eggsSource: wikipedia, Image: www.pexels.com (public domain)

Which came first?


Barber paradox

barberSource: wikipedia, Image: pixabay.com (public domain)

There is a barber on an island. He cuts the hair of every man on the island who doesn’t cut his own hair, and nobody else. Who shaves the barber?


Paradox of tolerance

zero toleranceSource: wikipedia, Image: commons.wikimedia.org (public domain)

If you extend unlimited tolerance even to those who are intolerant, this leads to a decrease of tolerance.


The dueling statements paradox

lie and truthImage: https://pixabay.com (public domain)

The following statement is true: the preceding statement is false.


Lover's Paradox (the hedgehog dilemma)

broken hearthttps://pixabay.com (public domain)

In order for human intimacy to be realized, substantial mutual harm must typically be incurred.



Buridan's ass (free will paradox)

donkeySource: wikipedia, Image: https://pixabay.com (public domain)

A donkey that is equally hungry and thirsty is placed an equal distance between a source of food and a source of drink. It dies because it cannot make a rational decision as to which it should consume first. (summary: how can you rationally choose between two equal options?)


Uniqueness paradox

i am special

If everyone is special, nobody is special.


Bootstrap paradox

ShakespeareSource: wikipedia, Image: commons.wikimedia.org (public domain)

A time traveler buys a copy of Romeo and Juliet, travels back in time and hands it to Shakespeare while he is still a young boy. Shakespeare copies it down and publishes it. It survives through the centuries until the time traveler finds it, buys it, and takes it back to Shakespeare. Who wrote Romeo and Juliet?


Photos: 23. fvanrenterghem via flickr, 19. KitAy via flickr, 17. Japanesefirehydrants via wikimedia commons, 16. insomnia cured here via flickr, 15. Sean MacEntee via flickr, 14. Walter Lim via flickr, 12. 401(K) 2012 via flickr, 11. nyphotographic.com via bluediamondgallery.com, 9. Abi Begum via flickr, 2. QUOI Media Group