--- title: "9 Hundred Quotes By Carl Sagan" description: "9 Hundred quotes by Carl Sagan. Plus more from Carl Sagan and more Hundred sayings from other authors." image: "https://sms4smile.com/quotes/i/c72/carl-sagan-160_cells_and-you-are-made-of-a-hundred-trillion-c_698454.jpg" --- > [And you are made of a hundred trillion cells. We are, each of us, a multitude.](https://sms4smile.com/quotes/carl-sagan/and-you-are-made-of-a-hundred-trillion-cells-we-are-each-of-us-a/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) [Image](https://sms4smile.com/quotes/i/c72/carl-sagan-160_cells_and-you-are-made-of-a-hundred-trillion-c_698454.jpg) > [It is all a matter of time scale. An event that would be unthinkable in a hundred years may be inevitable in…](https://sms4smile.com/quotes/carl-sagan/it-is-all-a-matter-of-time-scale-an-event-that-would-be-unthinkable/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) [Image](https://sms4smile.com/quotes/i/e7b/carl-sagan-160_events_it-is-all-a-matter-of-time-scale-an-even_1377171.jpg) > [A stars rich in europium; of distant galaxies analyzed through the collective light of a hundred billion constituent stars. Astronomical spectroscopy is…](https://sms4smile.com/quotes/carl-sagan/a-stars-rich-in-europium-of-distant-galaxies-analyzed-through-the/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) [Image](https://sms4smile.com/quotes/i/31b/carl-sagan-160_astronomy_a-stars-rich-in-europium-of-distant-gala_613316.jpg) > [Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred…](https://sms4smile.com/quotes/carl-sagan/every-one-of-us-is-in-the-cosmic-perspective-precious-if-a-human/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) [Image](https://sms4smile.com/quotes/i/e5d/carl-sagan-160_being-different_every-one-of-us-is-in-the-cosmic-perspec_18320.jpg) > [The lifetime of a human being is measured by decades, the lifetime of the Sun is a hundred million times longer. Compared…](https://sms4smile.com/quotes/carl-sagan/the-lifetime-of-a-human-being-is-measured-by-decades-the-lifetime-of/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) [Image](https://sms4smile.com/quotes/i/d02/carl-sagan-160_astronomy_the-lifetime-of-a-human-being-is-measure_193407.jpg) > [What does it mean for a civilisation to be a million years old? We have had radio telescopes and spaceships for a…](https://sms4smile.com/quotes/carl-sagan/what-does-it-mean-for-a-civilisation-to-be-a-million-years-old-we/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) [Image](https://sms4smile.com/quotes/i/c64/carl-sagan-160_civilisation_what-does-it-mean-for-a-civilisation-to_2842753.jpg) > [(When asked merely if they accept evolution, 45 percent of Americans say yes. The figure is 70 percent in China.) When the…](https://sms4smile.com/quotes/carl-sagan/when-asked-merely-if-they-accept-evolution-45-percent-of-americans/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) [Image](https://sms4smile.com/quotes/i/13e/carl-sagan-160_accepted_when-asked-merely-if-they-accept-evoluti_1825694.jpg) > [At a few hundred kilometers altitude, the Earth fills half your sky, and the band of blue that stretches from Mindanao to…](https://sms4smile.com/quotes/carl-sagan/at-a-few-hundred-kilometers-altitude-the-earth-fills-half-your-sky/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) [Image](https://sms4smile.com/quotes/i/940/carl-sagan-160_band_at-a-few-hundred-kilometers-altitude-the_376701.jpg) > [I never said it. Honest. Oh, I said there are maybe 100 billion galaxies and 10 billion trillion stars. It's hard to…](https://sms4smile.com/quotes/carl-sagan/i-never-said-it-honest-oh-i-said-there-are-maybe-100-billion-galaxies/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) [Image](https://sms4smile.com/quotes/i/278/carl-sagan-160_astronomy_i-never-said-it-honest-oh-i-said-there-a_2296880.jpg) ## Other authors on Hundred ## More by Carl Sagan > [It is sometimes said that scientists are unromantic, that their passion to figure out robs the world of beauty and mystery. But is it…](https://sms4smile.com/quotes/carl-sagan/it-is-sometimes-said-that-scientists-are-unromantic-that-their/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [The prediction of nuclear winter is drawn not, of course, from any direct experience with the consequences of global nuclear war, but rather from…](https://sms4smile.com/quotes/carl-sagan/the-prediction-of-nuclear-winter-is-drawn-not-of-course-from-any/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [The suppression of uncomfortable ideas may be common in religion or in politics, but it is not the path to knowledge; it has no…](https://sms4smile.com/quotes/carl-sagan/the-suppression-of-uncomfortable-ideas-may-be-common-in-religion-or/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [“Telepathy’ literally means to feel at a distance, just as ‘telephone’ is to hear at a distance and ‘television’ is to see at a…](https://sms4smile.com/quotes/carl-sagan/telepathy-literally-means-to-feel-at-a-distance-just-as-telephone-is/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [“On the scale of worlds—to say nothing of stars or galaxies—humans are inconsequential, a thin film of life on an obscure and solitary lump…](https://sms4smile.com/quotes/carl-sagan/on-the-scale-of-worlds-to-say-nothing-of-stars-or-galaxies-humans-are/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies,…](https://sms4smile.com/quotes/carl-sagan/every-one-of-us-is-in-the-cosmic-perspective-precious-if-a-human/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [In our time, we have sifted the sands of Mars, we have established a presence there, we have fulfilled a century of dreams!](https://sms4smile.com/quotes/carl-sagan/in-our-time-we-have-sifted-the-sands-of-mars-we-have-established-a/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [ “\[ When a religious couple wrote to Sagan about fulfilled prophecies, he wrote back in May 1996 :\] If ‘fulfilled prophecy’ is your criterion,… ](https://sms4smile.com/quotes/carl-sagan/when-a-religious-couple-wrote-to-sagan-about-fulfilled-prophecies-he/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [Don't judge everyone else by your own limited experience.](https://sms4smile.com/quotes/carl-sagan/don-t-judge-everyone-else-by-your-own-limited-experience/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [“Books permit us to voyage through time, to tap the wisdom of our ancestors. The library connects us with the insight and knowledge, painfully…](https://sms4smile.com/quotes/carl-sagan/books-permit-us-to-voyage-through-time-to-tap-the-wisdom-of-our/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [We live on a hunk of rock and metal that circles a humdrum star that is one of 400 billion other stars that make…](https://sms4smile.com/quotes/carl-sagan/we-live-on-a-hunk-of-rock-and-metal-that-circles-a-humdrum-star-that/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [A tiny blue dot set in a sunbeam. Here it is. That's where we live. That's home. We humans are one species and this…](https://sms4smile.com/quotes/carl-sagan/a-tiny-blue-dot-set-in-a-sunbeam-here-it-is-that-s-where-we-live-that/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [Any sufficiently crisp question can be answered by a single binary digit-0 or 1, yes or no.](https://sms4smile.com/quotes/carl-sagan/any-sufficiently-crisp-question-can-be-answered-by-a-single-binary/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [Humans — who enslave, castrate, experiment on, and fillet other animals — have had an understandable penchant for pretending animals do not feel pain.…](https://sms4smile.com/quotes/carl-sagan/humans-who-enslave-castrate-experiment-on-and-fillet-other-animals/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) > [Every star may be a sun to someone.](https://sms4smile.com/quotes/carl-sagan/every-star-may-be-a-sun-to-someone/) [Carl Sagan](https://sms4smile.com/quotes/author/carl-sagan/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "ItemList", "@id": "https://sms4smile.com/quotes/about/hundred/carl-sagan/#itemlist", "name": "9 Hundred Quotes By Carl Sagan", "numberOfItems": 9, "itemListElement": [ { "@type": "ListItem", "position": 1, "item": { "@type": "Quotation", "text": "And you are made of a hundred trillion cells. 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When the movie Jurassic Park was shown in Israel, it was condemned by some Orthodox rabbis because it accepted evolution and because it taught that dinosaurs lived a hundred million years ago-when, as is plainly stated at every Rosh Hashonhan and every Jewish wedding ceremony, the Universe is less than 6,000 years old.", "creator": { "@type": "Person", "name": "Carl Sagan" }, "url": "https://sms4smile.com/quotes/carl-sagan/when-asked-merely-if-they-accept-evolution-45-percent-of-americans/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/13e/carl-sagan-160_accepted_when-asked-merely-if-they-accept-evoluti_1825694.jpg", "contentUrl": "https://sms4smile.com/quotes/i/13e/carl-sagan-160_accepted_when-asked-merely-if-they-accept-evoluti_1825694.jpg", "url": "https://sms4smile.com/quotes/i/13e/carl-sagan-160_accepted_when-asked-merely-if-they-accept-evoluti_1825694.jpg", "width": 1080, "height": 1080, "caption": "“(When asked merely if they accept evolution, 45 percent of Americans say yes. The figure is 70 percent in…” — Carl Sagan", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 8, "item": { "@type": "Quotation", "text": "At a few hundred kilometers altitude, the Earth fills half your sky, and the band of blue that stretches from Mindanao to Bombay, which your eye encompasses in a single glance, can break your heart with its beauty. Home you think. Home. This is my world. This is where I come from. 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Honest. Oh, I said there are maybe 100 billion galaxies and 10 billion trillion stars. It's hard to talk about the Cosmos without using big numbers. I said \"billion\" many times on the Cosmos television series, which was seen by a great many people. But I never said \"billions and billions.\" For one thing, it's too imprecise. How many billions are \"billions and billions\"? A few billion? Twenty billion. A hundred billion? \"Billions and billions\" is pretty vague. 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