--- title: "Meaning & Key Takeaway of: Most life on Earth is microbes. we've…" description: "\"Most life on Earth is microbes. we've only just scratched the surface of the microbial realm. Probably less than .1% of microbes have been classified l..." image: "https://sms4smile.com/quotes/i/659/paul-davies-3810_bacteria_most-life-on-earth-is-microbes-we-ve-onl_1103953.png" --- # Most life on Earth is microbes. we've only just scratched… ![“Most life on Earth is microbes. we've only just scratched the surface of the microbial realm. Probably less than .1% of microbes have been classified let alone cultured or had their genes sequenced, so really that microbial realm is a mystery.” quote by Paul Davies](https://sms4smile.com/quotes/i/659/paul-davies-3810_bacteria_most-life-on-earth-is-microbes-we-ve-onl_1103953.png) [Download](https://sms4smile.com/quotes/i/659/paul-davies-3810_bacteria_most-life-on-earth-is-microbes-we-ve-onl_1103953.png) [Open image](https://sms4smile.com/quotes/i/659/paul-davies-3810_bacteria_most-life-on-earth-is-microbes-we-ve-onl_1103953.png) > “Most life on Earth is microbes. we've only just scratched the surface of the microbial realm. Probably less than .1% of microbes have been classified let alone cultured or had their genes sequenced, so really that microbial realm is a mystery.” [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Microbes dominate Earth, yet humanity knows only a fraction, leaving vast unknown potential. **In simple terms:** We know very little about microbes. Key Takeaway Invest in microbial research. Themes science exploration unknown Mood curious optimistic Type scientific philosophical When to use this quote - medical research - environmental monitoring - biotechnology Key Concepts biology genomics ecology Questions to Reflect On - What discoveries could reshape medicine? - How can we protect ecosystems while studying microbes? A Different Perspective Limited data hampers progress. ★ ★ ★ ★ ★ No ratings yet [Bacteria](https://sms4smile.com/quotes/about/bacteria/) [Earth](https://sms4smile.com/quotes/about/earth/) [Earth Microbes](https://sms4smile.com/quotes/about/earth-microbes-2906785/) [Genes](https://sms4smile.com/quotes/about/genes/) [Has beens](https://sms4smile.com/quotes/about/has-beens/) [Life](https://sms4smile.com/quotes/about/life/) [Microbes](https://sms4smile.com/quotes/about/microbes/) [Microbes Classified](https://sms4smile.com/quotes/about/microbes-classified-2906784/) [Microbial](https://sms4smile.com/quotes/about/microbial-1957259/) [Microbial Realm](https://sms4smile.com/quotes/about/microbial-realm-2906783/) [Mystery](https://sms4smile.com/quotes/about/mystery/) [Realms](https://sms4smile.com/quotes/about/realms/) [Surface](https://sms4smile.com/quotes/about/surface/) ## Related quotes > [The vast majority of terrestrial species are in fact microbes, and scientists have only begun scratching the surface of the microbial realm. It is…](https://sms4smile.com/quotes/paul-davies/the-vast-majority-of-terrestrial-species-are-in-fact-microbes-and/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [“It turns out that a number of species of Earth microbes can survive and grow in conditions of Martian temperature, pressure, atmospheric composition, and…](https://sms4smile.com/quotes/jon-willis/it-turns-out-that-a-number-of-species-of-earth-microbes-can-survive/) [Jon Willis](https://sms4smile.com/quotes/author/jon-willis/) > [If few worlds have microbial life, it dramatically reduces the chances that more complex organisms exist.](https://sms4smile.com/quotes/debra-fischer/if-few-worlds-have-microbial-life-it-dramatically-reduces-the-chances/) [Debra Fischer](https://sms4smile.com/quotes/author/debra-fischer/) > [Human health should now be thought of as a collective property of the human-associate d microbiota, as one group of researchers recently concluded in…](https://sms4smile.com/quotes/michael-pollan/human-health-should-now-be-thought-of-as-a-collective-property-of-the/) [Michael Pollan](https://sms4smile.com/quotes/author/michael-pollan/) > [The majority of life on Earth is microbial](https://sms4smile.com/quotes/caleb-scharf/the-majority-of-life-on-earth-is-microbial/) [Caleb Scharf](https://sms4smile.com/quotes/author/caleb-scharf/) > [“Even the majority of the cells in your body are microorganisms. They outnumber the cells of your body by 10 to 1. Those microbes…](https://sms4smile.com/quotes/bill-nye/even-the-majority-of-the-cells-in-your-body-are-microorganisms-they/) [Bill Nye](https://sms4smile.com/quotes/author/bill-nye/) > [If you don't like bacteria, you're on the wrong planet.](https://sms4smile.com/quotes/stewart-brand/if-you-don-t-like-bacteria-you-re-on-the-wrong-planet/) [Stewart Brand](https://sms4smile.com/quotes/author/stewart-brand/) > [It is sometimes as dangerous to be run into by a microbe as by a trolley car.](https://sms4smile.com/quotes/james-walsh/it-is-sometimes-as-dangerous-to-be-run-into-by-a-microbe-as-by-a/) [James Walsh](https://sms4smile.com/quotes/author/james-walsh/) > [“The world around us is a gigantic reservoir of potential microbial partners. Every mouthful could bring in new microbes that digest a previously unbreakable…](https://sms4smile.com/quotes/ed-yong/the-world-around-us-is-a-gigantic-reservoir-of-potential-microbial/) [Ed Yong](https://sms4smile.com/quotes/author/ed-yong/) > [“If you on't like bacteria, you're on the wrong planet.”](https://sms4smile.com/quotes/stewart-brand/if-you-on-t-like-bacteria-you-re-on-the-wrong-planet/) [Stewart Brand](https://sms4smile.com/quotes/author/stewart-brand/) > [I play with microbes. There are, of course, many rules to this play...but when you have acquired knowledge and experience it is very pleasant…](https://sms4smile.com/quotes/alexander-fleming/i-play-with-microbes-there-are-of-course-many-rules-to-this-play-but/) [Alexander Fleming](https://sms4smile.com/quotes/author/alexander-fleming/) > [“If certain bacteria, fungi, or algae inch across something made of copper, they absorb copper atoms, which disrupt their metabolism (human cells are unaffected).…](https://sms4smile.com/quotes/sam-kean/if-certain-bacteria-fungi-or-algae-inch-across-something-made-of/) [Sam Kean](https://sms4smile.com/quotes/author/sam-kean/) > [“Most animals can't tap into these open-source adaptations deliberately. The flies didn't seek out Spiroplasma to solve their worm problem. Woodrats didn't go looking…](https://sms4smile.com/quotes/ed-yong/most-animals-can-t-tap-into-these-open-source-adaptations/) [Ed Yong](https://sms4smile.com/quotes/author/ed-yong/) > [There are more microbes per person than the entire population of the world. Imagine that. Per person. This means that if the time scale…](https://sms4smile.com/quotes/alan-bennett/there-are-more-microbes-per-person-than-the-entire-population-of-the/) [Alan Bennett](https://sms4smile.com/quotes/author/alan-bennett/) > [...The large majority of those infectious microbes that cause us so much illness and pain are ANAEROBIC...a big word that means they live and…](https://sms4smile.com/quotes/ed-mccabe/the-large-majority-of-those-infectious-microbes-that-cause-us-so-much/) [Ed McCabe](https://sms4smile.com/quotes/author/ed-mccabe/) ## More by Paul Davies > [“When I was a child, I often used to lie awake at night, in fearful anticipation of some unpleasant event the following day, such…](https://sms4smile.com/quotes/paul-davies/when-i-was-a-child-i-often-used-to-lie-awake-at-night-in-fearful/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [So how can we test the idea that the transition from nonlife to life is simple enough to happen repeatedly? The most obvious and…](https://sms4smile.com/quotes/paul-davies/so-how-can-we-test-the-idea-that-the-transition-from-nonlife-to-life/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [I think if we're going to send messages to the stars then it needs a great deal of thought that it's something that should…](https://sms4smile.com/quotes/paul-davies/i-think-if-we-re-going-to-send-messages-to-the-stars-then-it-needs-a/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [Cosmologists have attempted to account for the day-to-day laws you find in textbooks in terms of fundamental 'superlaws,' but the superlaws themselves must still…](https://sms4smile.com/quotes/paul-davies/cosmologists-have-attempted-to-account-for-the-day-to-day-laws-you/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [Studying cancer could provide huge insights for astrobiologists into the nature of life itself.](https://sms4smile.com/quotes/paul-davies/studying-cancer-could-provide-huge-insights-for-astrobiologists-into/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [Cancer cells come pre-programmed to execute a well-defined cascade of changes, seemingly designed to facilitate both their enhanced survival and their dissemination through the…](https://sms4smile.com/quotes/paul-davies/cancer-cells-come-pre-programmed-to-execute-a-well-defined-cascade-of/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [It may seem bizarre, but in my opinion science offers a surer path to God than religion.](https://sms4smile.com/quotes/paul-davies/it-may-seem-bizarre-but-in-my-opinion-science-offers-a-surer-path-to/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [“Until now, I've been writing about "now" as if it were literally an instant of time, but of course human faculties are not infinitely…](https://sms4smile.com/quotes/paul-davies/until-now-i-ve-been-writing-about-now-as-if-it-were-literally-an/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [A permanent base on Mars would have a number of advantages beyond being a bonanza for planetary science and geology. If, as some evidence…](https://sms4smile.com/quotes/paul-davies/a-permanent-base-on-mars-would-have-a-number-of-advantages-beyond/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [Although the elusive 'cure' may be a distant dream, understanding the true nature of cancer will enable it to be better controlled and less…](https://sms4smile.com/quotes/paul-davies/although-the-elusive-cure-may-be-a-distant-dream-understanding-the/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [Through conscious beings the universe has generated self-awareness. This can be no trivial detail, no minor byproduct of mindless, purposeless forces. We are truly…](https://sms4smile.com/quotes/paul-davies/through-conscious-beings-the-universe-has-generated-self-awareness/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [The birth of science as we know it arguably began with Isaac Newton's formulation of the laws of gravitation and motion. It is no…](https://sms4smile.com/quotes/paul-davies/the-birth-of-science-as-we-know-it-arguably-began-with-isaac-newton-s/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [“Can a truly absurd universe so convincingly mimic a meaningful one?”](https://sms4smile.com/quotes/paul-davies/can-a-truly-absurd-universe-so-convincingly-mimic-a-meaningful-one/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [Astronauts have been stuck in low-Earth orbit, boldly going nowhere. American attempts to kick-start a new phase of lunar exploration have stalled amid the…](https://sms4smile.com/quotes/paul-davies/astronauts-have-been-stuck-in-low-earth-orbit-boldly-going-nowhere/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) > [Even if we don't have a precise idea of exactly what took place at the beginning, we can at least see that the origin…](https://sms4smile.com/quotes/paul-davies/even-if-we-don-t-have-a-precise-idea-of-exactly-what-took-place-at/) [Paul Davies](https://sms4smile.com/quotes/author/paul-davies/) [Explore all 121 Paul Davies quotes ](https://sms4smile.com/quotes/author/paul-davies/) ## More Bacteria quotes > [“Bacteria and viruses were the most effective allies.”](https://sms4smile.com/quotes/eduardo-hughes-galeano/bacteria-and-viruses-were-the-most-effective-allies/) [Eduardo Hughes Galeano](https://sms4smile.com/quotes/author/eduardo-hughes-galeano/) > [...The large majority of those infectious microbes that cause us so much illness and pain are ANAEROBIC...a big word that means they live and…](https://sms4smile.com/quotes/ed-mccabe/the-large-majority-of-those-infectious-microbes-that-cause-us-so-much/) [Ed McCabe](https://sms4smile.com/quotes/author/ed-mccabe/) > [You can't just boss bacteria around like that," said the younger Mrs. Hempstock. "They don't like it." "Stuff and silliness," said the old lady.…](https://sms4smile.com/quotes/neil-gaiman/you-can-t-just-boss-bacteria-around-like-that-said-the-younger-mrs/) [Neil Gaiman](https://sms4smile.com/quotes/author/neil-gaiman/) > [There are more microbes per person than the entire population of the world. Imagine that. Per person. This means that if the time scale…](https://sms4smile.com/quotes/alan-bennett/there-are-more-microbes-per-person-than-the-entire-population-of-the/) [Alan Bennett](https://sms4smile.com/quotes/author/alan-bennett/) > [“Drinking lots of alcohol makes the gut leakier, allowing microbes to more readily influence the brain. Could that help to explain why alcoholics often…](https://sms4smile.com/quotes/ed-yong/drinking-lots-of-alcohol-makes-the-gut-leakier-allowing-microbes-to/) [Ed Yong](https://sms4smile.com/quotes/author/ed-yong/) > [“According to pioneering microbiologist Lynn Margulis, "fully 10 percent of our own dry body weight consists of bacteria, some of which, although they are…](https://sms4smile.com/quotes/marcia-bjornerud/according-to-pioneering-microbiologist-lynn-margulis-fully-10-percent/) [Marcia Bjornerud](https://sms4smile.com/quotes/author/marcia-bjornerud/) > [Plants with leaves no more efficient than today's solar cells could out-compete real plants, crowding the biosphere with an inedible foliage. Tough omnivorous bacteria…](https://sms4smile.com/quotes/k-eric-drexler/plants-with-leaves-no-more-efficient-than-today-s-solar-cells-could/) [K. Eric Drexler](https://sms4smile.com/quotes/author/k-eric-drexler/) > [Nineteen hundred and three will bring great advances in surgery, in the study of bacteria, in the knowledge of the cause and prevention of…](https://sms4smile.com/quotes/thomas-a-edison/nineteen-hundred-and-three-will-bring-great-advances-in-surgery-in/) [Thomas A. Edison](https://sms4smile.com/quotes/author/thomas-a-edison/) > [Most people are surprised when they hear my somber figures: we know of 2 million species of plants, animals and microorganisms, and we can…](https://sms4smile.com/quotes/e-o-wilson/most-people-are-surprised-when-they-hear-my-somber-figures-we-know-of/) [E. O. Wilson](https://sms4smile.com/quotes/author/e-o-wilson/) > [Harmful bacteria, viruses, calcium-forming micro-organisms, and candida are part of our world. Unfortunately, so are toxic chemicals, including everything from pesticides to car pollution…](https://sms4smile.com/quotes/david-wolfe/harmful-bacteria-viruses-calcium-forming-micro-organisms-and-candida/) [David Wolfe](https://sms4smile.com/quotes/author/david-wolfe/) > [With one linear centimeter of your lower colon there lives and works more bacteria (about 100 billion) that all humans who have ever been…](https://sms4smile.com/quotes/neil-degrasse-tyson/with-one-linear-centimeter-of-your-lower-colon-there-lives-and-works/) [Neil deGrasse Tyson](https://sms4smile.com/quotes/author/neil-degrasse-tyson/) > [“Eighty-five percent of recorded species live in the terrestrial realm, and the majority of these, some 850,000, are arthropods (that is, insects, spiders, and…](https://sms4smile.com/quotes/richard-e-leakey/eighty-five-percent-of-recorded-species-live-in-the-terrestrial-realm/) [Richard E. Leakey](https://sms4smile.com/quotes/author/richard-e-leakey/) > [As far as I am concerned, LGBT can only stand for leprosy, gonorrhea, bacteria, and tuberculosis, all of which are detrimental to human existence.](https://sms4smile.com/quotes/yahya-jammeh/as-far-as-i-am-concerned-lgbt-can-only-stand-for-leprosy-gonorrhea/) [Yahya Jammeh](https://sms4smile.com/quotes/author/yahya-jammeh/) > [There are about 250,000 different species of fossil plants and animals known . . In spite of this large quantity of information, it is…](https://sms4smile.com/quotes/david-m-raup/there-are-about-250-000-different-species-of-fossil-plants-and/) [David M. Raup](https://sms4smile.com/quotes/author/david-m-raup/) > [Human health should now be thought of as a collective property of the human-associate d microbiota, as one group of researchers recently concluded in…](https://sms4smile.com/quotes/michael-pollan/human-health-should-now-be-thought-of-as-a-collective-property-of-the/) [Michael Pollan](https://sms4smile.com/quotes/author/michael-pollan/) [Browse all 285 Bacteria quotes ](https://sms4smile.com/quotes/about/bacteria/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "Most life on Earth is microbes. we've only just scratched the surface of the microbial realm. 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