This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!Community·Posted on Aug 15, 201925 Hilarious Paradoxes That Will Make You Question EverythingThree cheers for these 25 mind-benders. Get ready to throw out everything you think you know. Or just, ya know, overthink them all until your brain hurts and you need a shot!by Merissa HatchCommunity ContributorFacebookPinterestTwitterMailLink 1. This statement is false. Tumisu / Via pixabay.com If the statement is true, the statement is false. If the statement is false, the statement is true. 2. It's opposite day. geralt / Via pixabay.com If you say it is opposite day on opposite day, it means it is the opposite of opposite day (not opposite day). If you say it is opposite day and it is not opposite day, it is not the opposite of opposite day (opposite day). 3. My greatest weakness is my greatest strength. Samerdaboul / Via pexels.com Can this statement be made true by tweaking our definition of 'weakness' and 'strength?' 4. I always lie. Anemone / Via pixabay.com So does that make this statement false, which means you don't always lie, or true, which means you do always lie? 5. Pinocchio: "My nose will grow now." Freepik / Via flaticon.com If his nose grows, it means he was lying, effectively proving his statement true. 6. New mission: refuse this mission. tigerlily713 / Via pixabay.com If you refuse the mission, you have completed it. Congratulations! 7. It is the beginning of the end. geralt / Via pixabay.com At what point does the end begin or the beginning begin? Where do you draw the line? 8. Save money by spending money. geralt / Via pixabay.com How does that work? 9. Deep down, you're really shallow. Free-photos / Via pixabay.com How deep does shallow go before it must be called deep? 10. The rule is to ignore all the rules. Deedster / Via pixabay.com If you ignore this rule, you are following it. If you follow this rule, you are ignoring it. Rule breaker!? 11. The second sentence is false. The first sentence is true. geralt / Via pixabay.com Which sentence is true? 12. Nobody goes to that store, it's too crowded. TeroVesalainen / Via pixabay.com If no one goes to a store, it is obviously not crowded. 13. Don't go in the water till you've learned how to swim. Comfreak / Via pixabay.com Where should you learn to swim, then? The sand? 14. God can do all things. Can He make a stone he can not lift? HISdesign / Via pixabay.com I won't even try on this one. 15. A man goes back in time to kill his infant grandfather. TheDigitalArtist / Via pixabay.com If he killed his infant grandfather, would he be alive to kill his infant grandfather? 16. Englishman: "All Englishmen are liars." Free-Photos / Via pixabay.com That's rich coming from an Englishman! 17. Can a man drown in the fountain of everlasting life? Tama66 / Via pixabay.com How effective can the fountain of everlasting life be if you drown in it? 18. If it is zero degrees today and the weather man says it will be twice as hot tomorrow, what will the temperature be tomorrow? geralt / Via pixabay.com It seems the weather will never go up in multiples. 19. This is a yes or no question. Be honest. Is the answer to this question "no?" geralt / Via pixabay.com Nes? 20. You are going at the speed of sound holding a stereo. If you turn the stereo on, what will you hear? TheAngryTeddy / Via pixabay.com If you are going at the exact speed sound travels, will the sound from the stereo be able to travel to your ears even if it is only a few inches away? 21. All jobs require job experience. OpenClipart-Vectors / Via pixabay.com So how are you supposed to find a job? 22. Nothing does not exist. Merissa Hatch / Via n/a If nothing is, then it becomes something. Either nothing is something, or nothing is a lie. 23. An increase in roads also increases traffic. Pexels / Via pixabay.com This is just an annoying statistical paradox. It is called induced demand. 24. You are more likely to go out of your way to save $5 on a $10 item than $5 on a $500 item. QuinceMedia / Via pixabay.com You save the same $5 either way, but our brains see that we are saving half the price if the item is $10 and only 10% of the price if it is $500. This is a stange, but true fact. 25. What happens if an unstoppable force hit an imovable object? Goodfree photos_com / Via pixabay.com Does the object move, or does the force stop?