--- title: "Meaning & Key Takeaway of: I have taken the opportunity to update…" description: "\"“I have taken the opportunity to update the book and include new theoretical and observational results obtained since the book was first published (on ..." image: "https://sms4smile.com/quotes/i/6ae/stephen-hawking-389_april-fool_i-have-taken-the-opportunity-to-update-t_2423595.jpg" --- # I have taken the opportunity to update the book and… ![“I have taken the opportunity to update the book and include new theoretical and observational results obtained since the book was first published (on April Fools’ Day, 1988).” quote by Stephen Hawking](https://sms4smile.com/quotes/i/6ae/stephen-hawking-389_april-fool_i-have-taken-the-opportunity-to-update-t_2423595.jpg) [Download](https://sms4smile.com/quotes/i/6ae/stephen-hawking-389_april-fool_i-have-taken-the-opportunity-to-update-t_2423595.jpg) [Open image](https://sms4smile.com/quotes/i/6ae/stephen-hawking-389_april-fool_i-have-taken-the-opportunity-to-update-t_2423595.jpg) > ““I have taken the opportunity to update the book and include new theoretical and observational results obtained since the book was first published (on April Fools’ Day, 1988).”” [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. The author revises his work to incorporate recent scientific findings and observations **In simple terms:** The book is updated with new science Key Takeaway Stay current with scientific developments Themes science updates education Mood thoughtful inquisitive Type educational reflective When to use this quote - academic research - public lectures - science communication Key Concepts theoretical physics observational data Questions to Reflect On - How does updating affect the book’s legacy? - What recent discoveries are most impactful? A Different Perspective New theories may later be disproven ★ ★ ★ ★ ★ No ratings yet [April fools](https://sms4smile.com/quotes/about/april-fools/) [Books](https://sms4smile.com/quotes/about/books/) ## Related quotes > [It is also a good rule not to put overmuch confidence in the observational results that are put forward until they are confirmed by…](https://sms4smile.com/quotes/arthur-eddington/it-is-also-a-good-rule-not-to-put-overmuch-confidence-in-the/) [Arthur Eddington](https://sms4smile.com/quotes/author/arthur-eddington/) > [“So I’m alone. I have no one. Is that what you’re telling me?” - Junco, Range (to be published April 2013)”](https://sms4smile.com/quotes/j-a-huss/so-i-m-alone-i-have-no-one-is-that-what-you-re-telling-me-junco-range/) [J.A. Huss](https://sms4smile.com/quotes/author/j-a-huss/) > [It has been a fortunate fact in the modern history of physical science that the scientist constructing a new theoretical system has nearly always…](https://sms4smile.com/quotes/r-b-braithwaite/it-has-been-a-fortunate-fact-in-the-modern-history-of-physical/) R. B. Braithwaite > [“Hello everyone (Fools & Wise Ones)! Welcome to New Month, April! A month known for sunshine, spring vibes & it’s fool’s day. Honestly speaking,…](https://sms4smile.com/quotes/rajesh-goyal-2/hello-everyone-fools-wise-ones-welcome-to-new-month-april-a-month/) [Rajesh Goyal](https://sms4smile.com/quotes/author/rajesh-goyal-2/) > [The best day to propose to a girl is on April Fools Day. If she says yes, then good. But, if she says no…](https://sms4smile.com/quotes/green-monk/the-best-day-to-propose-to-a-girl-is-on-april-fools-day-if-she-says/) [Green Monk](https://sms4smile.com/quotes/author/green-monk/) > [Today is April Fools' Day. Believe nothing and trust no one... Just like any other day.](https://sms4smile.com/quotes/anonymous/today-is-april-fools-day-believe-nothing-and-trust-no-one-just-like/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [April Fools' Day is probably the worst day ever to have a heart attack.](https://sms4smile.com/quotes/green-monk/april-fools-day-is-probably-the-worst-day-ever-to-have-a-heart-attack/) [Green Monk](https://sms4smile.com/quotes/author/green-monk/) > [I am broken, laying in pieces on the floor, unable to put them back together. You made me fall for you, but you didn't…](https://sms4smile.com/quotes/patience/i-am-broken-laying-in-pieces-on-the-floor-unable-to-put-them-back/) Patience > [As a wise man once said, April Fools Day is for amateurs. You NEVER need an excuse to mess with people's heads.](https://sms4smile.com/quotes/anonymous/as-a-wise-man-once-said-april-fools-day-is-for-amateurs-you-never/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [Man I love april fools day eccept the part I get pranked one tip: DO NOT play pranks on ppl if u wont like…](https://sms4smile.com/quotes/harvey-mcfield/man-i-love-april-fools-day-eccept-the-part-i-get-pranked-one-tip-do/) [Harvey Mcfield](https://sms4smile.com/quotes/author/harvey-mcfield/) > [Thank god April Fools day is over, back to reality now please...](https://sms4smile.com/quotes/anonymous/thank-god-april-fools-day-is-over-back-to-reality-now-please/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [April Fools is the day upon which we are reminded of what we are on the other three hundred and sixty four days.](https://sms4smile.com/quotes/bubbly/april-fools-is-the-day-upon-which-we-are-reminded-of-what-we-are-on/) Bubbly > [“I’m sorry Mr Lichtenstein, but your January birthday means only one thing and that's you're probably conceived on April Fools Day.”](https://sms4smile.com/quotes/olivia-lichtenstein/i-m-sorry-mr-lichtenstein-but-your-january-birthday-means-only-one/) [Olivia Lichtenstein](https://sms4smile.com/quotes/author/olivia-lichtenstein/) > [Anybody who claims to be excited for April Fools' Day is probably a sociopath.](https://sms4smile.com/quotes/john-oliver/anybody-who-claims-to-be-excited-for-april-fools-day-is-probably-a/) [John Oliver](https://sms4smile.com/quotes/author/john-oliver/) > [Today is April Fools Day. Believe nothing, and trust no one...So it's like any other day. Right?](https://sms4smile.com/quotes/anonymous/today-is-april-fools-day-believe-nothing-and-trust-no-one-so-it-s/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) ## More by Stephen Hawking > [The doctor who diagnosed me with ALS, or motor neuron disease, told me that it would kill me in two or three years.](https://sms4smile.com/quotes/stephen-hawking/the-doctor-who-diagnosed-me-with-als-or-motor-neuron-disease-told-me/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [We are the product of quantum fluctuations in the very early universe.](https://sms4smile.com/quotes/stephen-hawking/we-are-the-product-of-quantum-fluctuations-in-the-very-early-universe/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [The human race does not have a very good record of intelligent behavior.](https://sms4smile.com/quotes/stephen-hawking/the-human-race-does-not-have-a-very-good-record-of-intelligent/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [“We have finally found something that doesn’t have a cause, because there was no time for a cause to exist in. For me this…](https://sms4smile.com/quotes/stephen-hawking/we-have-finally-found-something-that-doesn-t-have-a-cause-because/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [ \[On President Bush's plan to get to Mars in 10 years\] Stupid. Robots would do a better job and be much cheaper because you… ](https://sms4smile.com/quotes/stephen-hawking/on-president-bush-s-plan-to-get-to-mars-in-10-years-stupid-robots/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [I believe the simplest explanation is, there is no God. No one created the universe and no one directs our fate. This leads me…](https://sms4smile.com/quotes/stephen-hawking/i-believe-the-simplest-explanation-is-there-is-no-god-no-one-created/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [The Paralympic Games is about transforming our perception of the world.](https://sms4smile.com/quotes/stephen-hawking/the-paralympic-games-is-about-transforming-our-perception-of-the-world/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [The increase of disorder or entropy is what distinguishes the past from the future, giving a direction to time.](https://sms4smile.com/quotes/stephen-hawking/the-increase-of-disorder-or-entropy-is-what-distinguishes-the-past/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [Most sets of values would give rise to universes that, although they might be very beautiful, would contain no one able to wonder at…](https://sms4smile.com/quotes/stephen-hawking/most-sets-of-values-would-give-rise-to-universes-that-although-they/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [There is a fundamental difference between religion, which is based on authority, and science, which is based on observation and reason. Science will win…](https://sms4smile.com/quotes/stephen-hawking/there-is-a-fundamental-difference-between-religion-which-is-based-on/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [“In the eighteenth century, philosophers considered the whole of human knowledge, including science, to be their field and discussed questions such as: Did the…](https://sms4smile.com/quotes/stephen-hawking/in-the-eighteenth-century-philosophers-considered-the-whole-of-human/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [A model is a good model if first it interprets a wide range of observations in terms of a simple and elegant model, and…](https://sms4smile.com/quotes/stephen-hawking/a-model-is-a-good-model-if-first-it-interprets-a-wide-range-of/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [“Empedocles noticed that if you cover the neck before you immerse it, a clepsydra does not fill. He reasoned that something invisible must be…](https://sms4smile.com/quotes/stephen-hawking/empedocles-noticed-that-if-you-cover-the-neck-before-you-immerse-it-a/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [The human race shouldn't have all its eggs in one basket, or on one planet. Let's hope we can avoid dropping the basket until…](https://sms4smile.com/quotes/stephen-hawking/the-human-race-shouldn-t-have-all-its-eggs-in-one-basket-or-on-one/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) > [I hope I have helped to raise the profile of science and to show that physics is not a mystery but can be understood…](https://sms4smile.com/quotes/stephen-hawking/i-hope-i-have-helped-to-raise-the-profile-of-science-and-to-show-that/) [Stephen Hawking](https://sms4smile.com/quotes/author/stephen-hawking/) [Explore all 601 Stephen Hawking quotes ](https://sms4smile.com/quotes/author/stephen-hawking/) ## More April fool quotes > [A day will come when the world will celebrate your name, your fame, your personality and your views. But April Fool comes once in…](https://sms4smile.com/quotes/anonymous/a-day-will-come-when-the-world-will-celebrate-your-name-your-fame/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [Today is April Fools Day. Believe nothing, and trust no one...So it's like any other day. Right?](https://sms4smile.com/quotes/anonymous/today-is-april-fools-day-believe-nothing-and-trust-no-one-so-it-s/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [Hi Dear FOOL, Wish you a Happy April Fool Day. Today is your day.](https://sms4smile.com/quotes/bubbly/hi-dear-fool-wish-you-a-happy-april-fool-day-today-is-your-day/) Bubbly > [The best day to propose to a girl is on April Fools Day. If she says yes, then good. But, if she says no…](https://sms4smile.com/quotes/green-monk/the-best-day-to-propose-to-a-girl-is-on-april-fools-day-if-she-says/) [Green Monk](https://sms4smile.com/quotes/author/green-monk/) > [Thank god April Fools day is over, back to reality now please...](https://sms4smile.com/quotes/anonymous/thank-god-april-fools-day-is-over-back-to-reality-now-please/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [Knock knock who's there it me april who april fool](https://sms4smile.com/quotes/demon-kid/knock-knock-who-s-there-it-me-april-who-april-fool/) Demon Kid > [“Hello everyone (Fools & Wise Ones)! Welcome to New Month, April! A month known for sunshine, spring vibes & it’s fool’s day. Honestly speaking,…](https://sms4smile.com/quotes/rajesh-goyal-2/hello-everyone-fools-wise-ones-welcome-to-new-month-april-a-month/) [Rajesh Goyal](https://sms4smile.com/quotes/author/rajesh-goyal-2/) > [Anybody who claims to be excited for April Fools' Day is probably a sociopath.](https://sms4smile.com/quotes/john-oliver/anybody-who-claims-to-be-excited-for-april-fools-day-is-probably-a/) [John Oliver](https://sms4smile.com/quotes/author/john-oliver/) > [I guess I Love You was one of ur April Fool tricks which I Stupidly fell for..!](https://sms4smile.com/quotes/kaceem-madridista/i-guess-i-love-you-was-one-of-ur-april-fool-tricks-which-i-stupidly/) [Kaceem Madridista](https://sms4smile.com/quotes/author/kaceem-madridista/) > [“I’m sorry Mr Lichtenstein, but your January birthday means only one thing and that's you're probably conceived on April Fools Day.”](https://sms4smile.com/quotes/olivia-lichtenstein/i-m-sorry-mr-lichtenstein-but-your-january-birthday-means-only-one/) [Olivia Lichtenstein](https://sms4smile.com/quotes/author/olivia-lichtenstein/) > [April Fools is the day upon which we are reminded of what we are on the other three hundred and sixty four days.](https://sms4smile.com/quotes/bubbly/april-fools-is-the-day-upon-which-we-are-reminded-of-what-we-are-on/) Bubbly > [Sorry your unhealthy lifestyle makes cardiac arrest a feasible outcome from an April Fool's joke.](https://sms4smile.com/quotes/anonymous/sorry-your-unhealthy-lifestyle-makes-cardiac-arrest-a-feasible/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [Let's use April Fool's as a cover for numerous sexual harassment violations.](https://sms4smile.com/quotes/anonymous/let-s-use-april-fool-s-as-a-cover-for-numerous-sexual-harassment/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [Man I love april fools day eccept the part I get pranked one tip: DO NOT play pranks on ppl if u wont like…](https://sms4smile.com/quotes/harvey-mcfield/man-i-love-april-fools-day-eccept-the-part-i-get-pranked-one-tip-do/) [Harvey Mcfield](https://sms4smile.com/quotes/author/harvey-mcfield/) > [April Fool, this made my day Lol](https://sms4smile.com/quotes/abdul/april-fool-this-made-my-day-lol/) [Abdul](https://sms4smile.com/quotes/author/abdul/) Browse all 87 April fool quotes ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "“I have taken the opportunity to update the book and include new theoretical and observational results obtained since the book was first published (on April Fools’ Day, 1988).”", "creator": { "@type": "Person", "name": "Stephen Hawking" }, "isPartOf": { "@id": "https://sms4smile.com/quotes/#website" }, "url": "https://sms4smile.com/quotes/stephen-hawking/i-have-taken-the-opportunity-to-update-the-book-and-include-new/", "about": { "@type": "Thing", "name": "April fool" }, "@id": "https://sms4smile.com/quotes/stephen-hawking/i-have-taken-the-opportunity-to-update-the-book-and-include-new/#quotation", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/6ae/stephen-hawking-389_april-fool_i-have-taken-the-opportunity-to-update-t_2423595.jpg", "contentUrl": "https://sms4smile.com/quotes/i/6ae/stephen-hawking-389_april-fool_i-have-taken-the-opportunity-to-update-t_2423595.jpg", "url": "https://sms4smile.com/quotes/i/6ae/stephen-hawking-389_april-fool_i-have-taken-the-opportunity-to-update-t_2423595.jpg", "width": 1080, "height": 1080, "caption": "“I have taken the opportunity to update the book and include new theoretical and observational results…” — Stephen Hawking", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } }, { "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://sms4smile.com/" }, { "@type": "ListItem", "position": 2, "name": "Quotes", "item": "https://sms4smile.com/quotes/" }, { "@type": "ListItem", "position": 3, "name": "Stephen Hawking", "item": "https://sms4smile.com/quotes/author/stephen-hawking/" }, { "@type": "ListItem", "position": 4, "name": "“I have taken the opportunity to...", "item": "https://sms4smile.com/quotes/stephen-hawking/i-have-taken-the-opportunity-to-update-the-book-and-include-new/" } ], "@id": "https://sms4smile.com/quotes/stephen-hawking/i-have-taken-the-opportunity-to-update-the-book-and-include-new/#breadcrumb" }, { "@type": "WebSite", "@id": "https://sms4smile.com/quotes/#website", "name": "SMS4Smile Quotes", "url": "https://sms4smile.com/quotes/", "publisher": { "@id": "https://sms4smile.com/quotes/#organization" } }, { "@type": "Organization", "@id": "https://sms4smile.com/quotes/#organization", "name": "SMS4Smile Quotes", "url": "https://sms4smile.com/quotes/", "logo": { "@type": "ImageObject", "url": "https://sms4smile.com/quotes/wp-content/themes/sq/assets/icons/icon-512.png", "width": 512, "height": 512 } } ] } ```