--- title: "Meaning & Key Takeaway of: Two possibilities exist: either we are…" description: "\"Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.\" — Arthur C. Clarke" image: "https://sms4smile.com/quotes/i/a4d/arthur-c-clarke-640_exist_two-possibilities-exist-either-we-are-al_3159391.jpg" --- # Two possibilities exist: either we are alone in the… ![“Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.” quote by Arthur C. Clarke](https://sms4smile.com/quotes/i/a4d/arthur-c-clarke-640_exist_two-possibilities-exist-either-we-are-al_3159391.jpg) [Download](https://sms4smile.com/quotes/i/a4d/arthur-c-clarke-640_exist_two-possibilities-exist-either-we-are-al_3159391.jpg) [Open image](https://sms4smile.com/quotes/i/a4d/arthur-c-clarke-640_exist_two-possibilities-exist-either-we-are-al_3159391.jpg) > “Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.” [Arthur C. Clarke](https://sms4smile.com/quotes/author/arthur-c-clarke/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Either we are alone or not; both possibilities provoke fear. **In simple terms:** Both isolation and contact with aliens are scary. Key Takeaway Embrace curiosity despite fear of the unknown. Themes existence cosmos fear unknown philosophy Mood wonder anxious Type speculative thought‑provoking When to use this quote - space exploration - philosophical debates - personal reflection Key Concepts probability anthropic principle existential risk Questions to Reflect On - What would change in society if we discovered extraterrestrials? - How does fear shape our view of the cosmos? A Different Perspective Fear may paralyze scientific progress. ★ ★ ★ ★ ★ No ratings yet [Life](https://sms4smile.com/quotes/about/life/) [Loneliness](https://sms4smile.com/quotes/about/loneliness/) [Possibility](https://sms4smile.com/quotes/about/possibility/) [Sense of wonder](https://sms4smile.com/quotes/about/sense-of-wonder/) [Terrifying](https://sms4smile.com/quotes/about/terrifying/) [Universe](https://sms4smile.com/quotes/about/universe/) ## Related quotes > [Two possibilities exist... Either we are alone in this universe, or we are not. 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Our galaxy is now in the brief springtime of its life—a springtime made glorious by such brilliant blue-white stars as…](https://sms4smile.com/quotes/arthur-c-clarke/one-thing-seems-certain-our-galaxy-is-now-in-the-brief-springtime-of/) [Arthur C. Clarke](https://sms4smile.com/quotes/author/arthur-c-clarke/) > [Now I understand,” said the last man.](https://sms4smile.com/quotes/arthur-c-clarke/now-i-understand-said-the-last-man/) [Arthur C. Clarke](https://sms4smile.com/quotes/author/arthur-c-clarke/) [Explore all 415 Arthur C. Clarke quotes ](https://sms4smile.com/quotes/author/arthur-c-clarke/) ## More Exist quotes > [A vacuum can only exist, I imagine, by the things which enclose it.](https://sms4smile.com/quotes/zelda-fitzgerald/a-vacuum-can-only-exist-i-imagine-by-the-things-which-enclose-it/) [Zelda Fitzgerald](https://sms4smile.com/quotes/author/zelda-fitzgerald/) > [No creature can attain a higher grade of nature without ceasing to exist.](https://sms4smile.com/quotes/ananda-coomaraswamy/no-creature-can-attain-a-higher-grade-of-nature-without-ceasing-to/) [Ananda Coomaraswamy](https://sms4smile.com/quotes/author/ananda-coomaraswamy/) > [You would not exist if you did not have something to bring to the table of life.](https://sms4smile.com/quotes/herbie-hancock/you-would-not-exist-if-you-did-not-have-something-to-bring-to-the/) [Herbie Hancock](https://sms4smile.com/quotes/author/herbie-hancock/) > [I don't believe in moral victories. I don't think in pro ball they exist, and they shouldn't exist.](https://sms4smile.com/quotes/jason-witten/i-don-t-believe-in-moral-victories-i-don-t-think-in-pro-ball-they/) [Jason Witten](https://sms4smile.com/quotes/author/jason-witten/) > [She might be without country, without nation, but inside her there was still a being that could exist and be free, that could simply…](https://sms4smile.com/quotes/sharon-maas/she-might-be-without-country-without-nation-but-inside-her-there-was/) [Sharon Maas](https://sms4smile.com/quotes/author/sharon-maas/) > [“Must a people disappear for us to know they exist? Mano Dayak”](https://sms4smile.com/quotes/mano-dayak/must-a-people-disappear-for-us-to-know-they-exist-mano-dayak/) Mano Dayak > [A monkey is unaware that atoms exist. Likewise, our brainpower may not stretch to the deepest aspects of reality. The bedrock nature of space…](https://sms4smile.com/quotes/martin-rees/a-monkey-is-unaware-that-atoms-exist-likewise-our-brainpower-may-not/) [Martin Rees](https://sms4smile.com/quotes/author/martin-rees/) > [“And then again, maybe people and things are the same as emotions: Even when you can't see them or feel them or be with…](https://sms4smile.com/quotes/cristina-henriquez/and-then-again-maybe-people-and-things-are-the-same-as-emotions-even/) [Cristina Henriquez](https://sms4smile.com/quotes/author/cristina-henriquez/) > [When you rely on incentives, you undermine virtues. Then when you discover that you actually need people who want to do the right thing,…](https://sms4smile.com/quotes/barry-schwartz/when-you-rely-on-incentives-you-undermine-virtues-then-when-you/) [Barry Schwartz](https://sms4smile.com/quotes/author/barry-schwartz/) > [When good media takes a bounded form, and comes once in a period of time, it begs to be consumed as a whole -…](https://sms4smile.com/quotes/john-battelle/when-good-media-takes-a-bounded-form-and-comes-once-in-a-period-of/) [John Battelle](https://sms4smile.com/quotes/author/john-battelle/) > [“Human race had never planned to show up in this universe. I wonder whether current human efforts are relevant to its sustainability.”](https://sms4smile.com/quotes/toba-beta/human-race-had-never-planned-to-show-up-in-this-universe-i-wonder/) [Toba Beta](https://sms4smile.com/quotes/author/toba-beta/) > [If you ask why I do what I do - I want to make a difference. I don't just want to maintain the status…](https://sms4smile.com/quotes/eli-broad/if-you-ask-why-i-do-what-i-do-i-want-to-make-a-difference-i-don-t/) [Eli Broad](https://sms4smile.com/quotes/author/eli-broad/) > [Happiness, I do not know where to turn to discover you on earth, in the air or the sky; yet I know you exist…](https://sms4smile.com/quotes/rosalia-de-castro/happiness-i-do-not-know-where-to-turn-to-discover-you-on-earth-in-the/) [Rosalia de Castro](https://sms4smile.com/quotes/author/rosalia-de-castro/) > [Is when you can not exist without your loves smile](https://sms4smile.com/quotes/jeff/is-when-you-can-not-exist-without-your-loves-smile/) Jeff > [Liberty does not exist where rights are on one side and power on the other. To be liberty, rights must be armed with vital…](https://sms4smile.com/quotes/lucius-quintus-cincinnatus-lamar-ii/liberty-does-not-exist-where-rights-are-on-one-side-and-power-on-the/) [Lucius Quintus Cincinnatus Lamar II](https://sms4smile.com/quotes/author/lucius-quintus-cincinnatus-lamar-ii/) Browse all 2,297 Exist quotes ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.", "creator": { "@type": "Person", "name": "Arthur C. 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