--- title: "Meaning & Key Takeaway of: All of that was eventually shown—there’s…" description: "\"“All of that was eventually shown—there’s considerable adult neuro-genesis in the hippocampus (where roughly 3 percent of neurons are replaced each mon..." image: "https://sms4smile.com/quotes/i/861/robert-m-sapolsky-1166_adult-life_all-of-that-was-eventually-shown-there-s_1413760.png" --- # All of that was eventually shown—there’s considerable… ![“All of that was eventually shown—there’s considerable adult neuro-genesis in the hippocampus (where roughly 3 percent of neurons are replaced each month) and lesser amounts in the cortex.22 It happens in humans throughout adult life. Hippocampal neurogenesis, for example, is enhanced by learning…” quote by Robert M. Sapolsky](https://sms4smile.com/quotes/i/861/robert-m-sapolsky-1166_adult-life_all-of-that-was-eventually-shown-there-s_1413760.png) [Download](https://sms4smile.com/quotes/i/861/robert-m-sapolsky-1166_adult-life_all-of-that-was-eventually-shown-there-s_1413760.png) [Open image](https://sms4smile.com/quotes/i/861/robert-m-sapolsky-1166_adult-life_all-of-that-was-eventually-shown-there-s_1413760.png) > ““All of that was eventually shown—there’s considerable adult neuro-genesis in the hippocampus (where roughly 3 percent of neurons are replaced each month) and lesser amounts in the cortex.22 It happens in humans throughout adult life. Hippocampal neurogenesis, for example, is enhanced by learning, exercise, estrogen, antidepressants, environmental enrichment, and brain injuryfn9 and inhibited by various stressors.fn10,23 Moreover, the new hippocampal neurons integrate into preexisting circuits, with the perky excitability of young neurons in the perinatal brain. Most important, new neurons are essential for integrating new information into preexisting schemas, something called “pattern separation.”” [Robert M. Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Adult hippocampal neurogenesis continues throughout life, supporting learning, memory, and pattern separation, but is vulnerable to stress and injury. **In simple terms:** New brain cells help us learn and remember, but stress can hinder them. Key Takeaway Promote learning, exercise, and enrichment to support brain health. Themes neuroscience learning memory stress plasticity Mood hopeful inquisitive Type scientific educational When to use this quote - education - exercise - mental health therapy - recovery - stress management Key Concepts neurogenesis pattern separation brain health Questions to Reflect On - How can daily habits protect hippocampal health? - What role does stress play in memory formation? A Different Perspective Stress can reduce neurogenesis, limiting cognitive benefits. ★ ★ ★ ★ ★ No ratings yet [Adult life](https://sms4smile.com/quotes/about/adult-life/) [Brain injury](https://sms4smile.com/quotes/about/brain-injury/) [Hippocampal Neurogenesis](https://sms4smile.com/quotes/about/hippocampal-neurogenesis-4988676/) [Hippocampal Neurons](https://sms4smile.com/quotes/about/hippocampal-neurons-4988678/) [Life](https://sms4smile.com/quotes/about/life/) [Neurogenesis](https://sms4smile.com/quotes/about/neurogenesis-2137145/) [Neurogenesis Example](https://sms4smile.com/quotes/about/neurogenesis-example-4988677/) [New Neurons](https://sms4smile.com/quotes/about/new-neurons-2083035/) ## Related quotes > [We actually do generate some new cells, some new neurons. So in the case of trauma there is the potential for there to be…](https://sms4smile.com/quotes/jill-bolte-taylor/we-actually-do-generate-some-new-cells-some-new-neurons-so-in-the/) [Jill Bolte Taylor](https://sms4smile.com/quotes/author/jill-bolte-taylor/) > [“Mr. L. did not get better all at once. He had first to experience cycles of separations, dreams, depressions, and insights—the repetition, or 'working…](https://sms4smile.com/quotes/norman-doidge/mr-l-did-not-get-better-all-at-once-he-had-first-to-experience-cycles/) [Norman Doidge](https://sms4smile.com/quotes/author/norman-doidge/) > [Neurogenesis continues throughout life and we have the capacity to establish new neural pathways and strengthen existing ones.](https://sms4smile.com/quotes/philippa-perry/neurogenesis-continues-throughout-life-and-we-have-the-capacity-to/) [Philippa Perry](https://sms4smile.com/quotes/author/philippa-perry/) > [Throughout our lifetimes, we are constantly regenerating new brain cells in the hippocampus, a process called neurogenesis. New stem cells are constantly being born…](https://sms4smile.com/quotes/david-perlmutter/throughout-our-lifetimes-we-are-constantly-regenerating-new-brain/) [David Perlmutter](https://sms4smile.com/quotes/author/david-perlmutter/) > [“Two foods that slow the rate of neurogenesis are sugars and oxidized (damaged) fats. 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I say, 'If I had a serious brain injury I might well…](https://sms4smile.com/quotes/martin-amis/people-ask-me-if-i-ever-thought-of-writing-a-children-s-book-i-say-if/) [Martin Amis](https://sms4smile.com/quotes/author/martin-amis/) > [In common with many who have a brain injury, I initially lost my confidence and felt very vulnerable, as if a protective layer of…](https://sms4smile.com/quotes/maryam-d-abo/in-common-with-many-who-have-a-brain-injury-i-initially-lost-my/) [Maryam d'Abo](https://sms4smile.com/quotes/author/maryam-d-abo/) > [When you have a spinal or brain injury, or any kind of devastating illness, you kind of fall through the cracks in a sense.…](https://sms4smile.com/quotes/victoria-arlen/when-you-have-a-spinal-or-brain-injury-or-any-kind-of-devastating/) [Victoria Arlen](https://sms4smile.com/quotes/author/victoria-arlen/) > [Sometimes people who want to understand Haiti from a political perspective may be missing part of the picture. They also need to look at…](https://sms4smile.com/quotes/jean-bertrand-aristide/sometimes-people-who-want-to-understand-haiti-from-a-political/) [Jean-Bertrand Aristide](https://sms4smile.com/quotes/author/jean-bertrand-aristide/) > [I say, 'If I had a serious brain injury I might well write a children's book', but otherwise the idea of being conscious of…](https://sms4smile.com/quotes/martin-amis/i-say-if-i-had-a-serious-brain-injury-i-might-well-write-a-children-s/) [Martin Amis](https://sms4smile.com/quotes/author/martin-amis/) ## More by Robert M. Sapolsky > [“Secure-attachment 7Rs show more generosity than average. Thus 7R has something to do with generosity—but its effect is entirely context dependent.”](https://sms4smile.com/quotes/robert-m-sapolsky/secure-attachment-7rs-show-more-generosity-than-average-thus-7r-has/) [Robert M. 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Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) > [“If we accept that there will always be sides, it’s a nontrivial to-do list item to always be on the side of angels. Distrust…](https://sms4smile.com/quotes/robert-m-sapolsky/if-we-accept-that-there-will-always-be-sides-it-s-a-nontrivial-to-do/) [Robert M. Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) > [“In other words, the more genomically complex the organism, the larger the percentage of the genome devoted to gene regulation by the environment.”](https://sms4smile.com/quotes/robert-m-sapolsky/in-other-words-the-more-genomically-complex-the-organism-the-larger/) [Robert M. Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) > [“The subject of one experiment is a rat that receives mild electric shocks (roughly equivalent to the static shock you might get from scuffing…](https://sms4smile.com/quotes/robert-m-sapolsky/the-subject-of-one-experiment-is-a-rat-that-receives-mild-electric/) [Robert M. Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) > [“No brain region is an island, and the formation of circuits connecting far-flung brain regions is crucial—how else can the frontal cortex use its…](https://sms4smile.com/quotes/robert-m-sapolsky/no-brain-region-is-an-island-and-the-formation-of-circuits-connecting/) [Robert M. Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) > [“We process emotionally salient information more rapidly and automatically, but with less accuracy. Frontal function—working memory, impulse control, executive decision making, risk assessment, and…](https://sms4smile.com/quotes/robert-m-sapolsky/we-process-emotionally-salient-information-more-rapidly-and/) [Robert M. Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) > [“Most broadly, the PFC chooses between conflicting options—Coke or Pepsi; blurting out what you really think or restraining yourself; pulling the trigger or not.…](https://sms4smile.com/quotes/robert-m-sapolsky/most-broadly-the-pfc-chooses-between-conflicting-options-coke-or/) [Robert M. Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) > [“One stretch of the gene is repeated a variable number of times, and the version with seven repeats (the “7R” form) produces a receptor…](https://sms4smile.com/quotes/robert-m-sapolsky/one-stretch-of-the-gene-is-repeated-a-variable-number-of-times-and/) [Robert M. Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) > [“some people always get more than their share of equality than others”](https://sms4smile.com/quotes/robert-m-sapolsky/some-people-always-get-more-than-their-share-of-equality-than-others/) [Robert M. Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) > [It's probably even the case that if you stoked up some Buddhist monks with tons of testosterone, they'd become wildly competitive as to who…](https://sms4smile.com/quotes/robert-m-sapolsky/it-s-probably-even-the-case-that-if-you-stoked-up-some-buddhist-monks/) [Robert M. Sapolsky](https://sms4smile.com/quotes/author/robert-m-sapolsky/) [Explore all 280 Robert M. 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Few of the others, however, had the possibility of direct gains in…](https://sms4smile.com/quotes/neil-armstrong/i-have-been-in-relatively-high-risk-businesses-all-of-my-adult-life/) [Neil Armstrong](https://sms4smile.com/quotes/author/neil-armstrong/) > [“I have spent most of my adult life in a ghetto among countless other outsiders who have also learned how to talk through the…](https://sms4smile.com/quotes/jamake-highwater/i-have-spent-most-of-my-adult-life-in-a-ghetto-among-countless-other/) [Jamake Highwater](https://sms4smile.com/quotes/author/jamake-highwater/) > [Mike Bloomberg may be a Republican these days. But he has been a Democrat for most of his adult life.](https://sms4smile.com/quotes/randi-weingarten/mike-bloomberg-may-be-a-republican-these-days-but-he-has-been-a/) [Randi Weingarten](https://sms4smile.com/quotes/author/randi-weingarten/) > [“She could not remember ever being truly happy in her adult life; her years with her mother had been built up devotedly around small…](https://sms4smile.com/quotes/shirley-jackson/she-could-not-remember-ever-being-truly-happy-in-her-adult-life-her/) [Shirley Jackson](https://sms4smile.com/quotes/author/shirley-jackson/) > [“So, I begin each day with a gesture of cynicism, and close it with a gesture of faith; or, if you prefer, begin it…](https://sms4smile.com/quotes/john-barth/so-i-begin-each-day-with-a-gesture-of-cynicism-and-close-it-with-a/) [John Barth](https://sms4smile.com/quotes/author/john-barth/) > [I was pretty poor for a long time. Not \*poor\* poor. But college student poor. 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But coming out of the rainbow tunnel, the liminal portal between Marin and San…](https://sms4smile.com/quotes/scott-hutchins/we-are-all-of-course-wayfaring-strangers-on-this-earth-but-coming-out/) [Scott Hutchins](https://sms4smile.com/quotes/author/scott-hutchins/) [Browse all 431 Adult life quotes ](https://sms4smile.com/quotes/about/adult-life/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "“All of that was eventually shown—there’s considerable adult neuro-genesis in the hippocampus (where roughly 3 percent of neurons are replaced each month) and lesser amounts in the cortex.22 It happens in humans throughout adult life. 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