--- title: "Meaning & Key Takeaway of: Oh! Speculators on things, boast not of…" description: "\"Oh! Speculators on things, boast not of knowing the things that nature ordinarily brings about; but rejoice if you know the end of those things which y..." image: "https://sms4smile.com/quotes/i/ab7/leonardo-da-vinci-330_boast_oh-speculators-on-things-boast-not-of-kn_1158256.jpg" --- # Oh! Speculators on things, boast not of knowing the things… ![“Oh! Speculators on things, boast not of knowing the things that nature ordinarily brings about; but rejoice if you know the end of those things which you yourself device.” quote by Leonardo da Vinci](https://sms4smile.com/quotes/i/ab7/leonardo-da-vinci-330_boast_oh-speculators-on-things-boast-not-of-kn_1158256.jpg) [Download](https://sms4smile.com/quotes/i/ab7/leonardo-da-vinci-330_boast_oh-speculators-on-things-boast-not-of-kn_1158256.jpg) [Open image](https://sms4smile.com/quotes/i/ab7/leonardo-da-vinci-330_boast_oh-speculators-on-things-boast-not-of-kn_1158256.jpg) > “Oh! Speculators on things, boast not of knowing the things that nature ordinarily brings about; but rejoice if you know the end of those things which you yourself device.” [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Understanding natural outcomes is limited; true mastery lies in foreseeing the consequences of one's own inventions. **In simple terms:** Know your creations' impact. Key Takeaway Focus on the results of your actions. Themes knowledge humility consequences Mood thoughtful cautious Type philosophical reflective When to use this quote - project planning - innovation - risk assessment Key Concepts cause and effect self-awareness Questions to Reflect On - What long‑term effects could your ideas have? - How can you better anticipate unintended consequences? A Different Perspective Your foresight may be flawed; unexpected variables can alter outcomes. ★ ★ ★ ★ ★ No ratings yet [Boast](https://sms4smile.com/quotes/about/boast/) [Boast Knowing](https://sms4smile.com/quotes/about/boast-knowing-3305499/) [Devices](https://sms4smile.com/quotes/about/devices/) [Ends](https://sms4smile.com/quotes/about/ends/) [Ifs](https://sms4smile.com/quotes/about/ifs/) [Knowing](https://sms4smile.com/quotes/about/knowing/) [Knows](https://sms4smile.com/quotes/about/knows/) [Nature](https://sms4smile.com/quotes/about/nature/) [Philosophy](https://sms4smile.com/quotes/about/philosophy/) [Rejoice](https://sms4smile.com/quotes/about/rejoice/) [Rejoice Know](https://sms4smile.com/quotes/about/rejoice-know-2511560/) [Speculators](https://sms4smile.com/quotes/about/speculators/) [Speculators Things](https://sms4smile.com/quotes/about/speculators-things-3305498/) [Things Boast](https://sms4smile.com/quotes/about/things-boast-3040492/) ## Related quotes > [Nothing's sicker than people who are proud of doing bad things and boast about it.](https://sms4smile.com/quotes/anonymous/nothing-s-sicker-than-people-who-are-proud-of-doing-bad-things-and/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [“Rejoice! Know that I am with you and for you and will never leave you; take courage that I will fight for you and…](https://sms4smile.com/quotes/jan-karon/rejoice-know-that-i-am-with-you-and-for-you-and-will-never-leave-you/) [Jan Karon](https://sms4smile.com/quotes/author/jan-karon/) > [“Weak things must boast of being new, like so many new German philosophies. But strong things can boast of being old.”](https://sms4smile.com/quotes/g-k-chesterton/weak-things-must-boast-of-being-new-like-so-many-new-german/) [G.K. Chesterton](https://sms4smile.com/quotes/author/g-k-chesterton/) > [I rejoice in what I have and I know that fresh new experiences are always ahead. I greet the new with open arms. I…](https://sms4smile.com/quotes/louise-hay/i-rejoice-in-what-i-have-and-i-know-that-fresh-new-experiences-are/) [Louise Hay](https://sms4smile.com/quotes/author/louise-hay/) > [O speculators about perpetual motion, how many vain chimeras have you created in the like quest? Go and take your place with the seekers…](https://sms4smile.com/quotes/leonardo-da-vinci/o-speculators-about-perpetual-motion-how-many-vain-chimeras-have-you/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [In whatever system where the weight attached to the wheel should be the cause of motion of the wheel, without any doubt the center…](https://sms4smile.com/quotes/leonardo-da-vinci/in-whatever-system-where-the-weight-attached-to-the-wheel-should-be/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [The sober people of America are weary of the fluctuating policy which has directed the public councils. They have seen with regret and indignation…](https://sms4smile.com/quotes/james-madison/the-sober-people-of-america-are-weary-of-the-fluctuating-policy-which/) [James Madison](https://sms4smile.com/quotes/author/james-madison/) > [When you look at a commodities market you need hedgers and speculators. If you don't have one, you don't have a market. That's how…](https://sms4smile.com/quotes/t-boone-pickens/when-you-look-at-a-commodities-market-you-need-hedgers-and/) [T. Boone Pickens](https://sms4smile.com/quotes/author/t-boone-pickens/) > [ \[In 1889\] the last big tract of Indian land was declared open for settlement, in Oklahoma. The claimants and the speculators mounted their horses… ](https://sms4smile.com/quotes/alistair-cooke/in-1889-the-last-big-tract-of-indian-land-was-declared-open-for/) [Alistair Cooke](https://sms4smile.com/quotes/author/alistair-cooke/) > [Traditionally the investor has been the man with patience and the courage of his convictions who would buy when the harried or disheartened speculator…](https://sms4smile.com/quotes/benjamin-graham/traditionally-the-investor-has-been-the-man-with-patience-and-the/) [Benjamin Graham](https://sms4smile.com/quotes/author/benjamin-graham/) > [The country is governed for the richest, for the corporations, the bankers, the land speculators, and for the exploiters of labor.](https://sms4smile.com/quotes/helen-keller/the-country-is-governed-for-the-richest-for-the-corporations-the/) [Helen Keller](https://sms4smile.com/quotes/author/helen-keller/) > [A speculator is a man who, if he dies at the right time, has a rich widow.](https://sms4smile.com/quotes/christina-stead/a-speculator-is-a-man-who-if-he-dies-at-the-right-time-has-a-rich/) [Christina Stead](https://sms4smile.com/quotes/author/christina-stead/) > [Despite the deep reforms we are making, traders and speculators have forced interest rates on Greek bonds to record highs.](https://sms4smile.com/quotes/george-papandreou/despite-the-deep-reforms-we-are-making-traders-and-speculators-have/) [George Papandreou](https://sms4smile.com/quotes/author/george-papandreou/) > [We accept it as normal that people who have never been on the land, who have no history or connection to the country, may…](https://sms4smile.com/quotes/wade-davis/we-accept-it-as-normal-that-people-who-have-never-been-on-the-land/) [Wade Davis](https://sms4smile.com/quotes/author/wade-davis/) > [After spending many years in Wall Street and after making and losing millions of dollars I want to tell you this: It never was…](https://sms4smile.com/quotes/jesse-lauriston-livermore/after-spending-many-years-in-wall-street-and-after-making-and-losing/) [Jesse Lauriston Livermore](https://sms4smile.com/quotes/author/jesse-lauriston-livermore/) ## More by Leonardo da Vinci > [The evil which does me no harm is like the good which in no wise avails me.](https://sms4smile.com/quotes/leonardo-da-vinci/the-evil-which-does-me-no-harm-is-like-the-good-which-in-no-wise/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [A painter should begin every canvas with a wash of black, because all things in nature are dark except where exposed by the light.](https://sms4smile.com/quotes/leonardo-da-vinci/a-painter-should-begin-every-canvas-with-a-wash-of-black-because-all/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [Nothing can be love or hated unless it is first known.](https://sms4smile.com/quotes/leonardo-da-vinci/nothing-can-be-love-or-hated-unless-it-is-first-known/) [Leonardo Da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [An arch consists of two weaknesses which, leaning one against the other, make a strength.](https://sms4smile.com/quotes/leonardo-da-vinci/an-arch-consists-of-two-weaknesses-which-leaning-one-against-the/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [But to me all sciences seem vain and full of error that are not born of experience, mother of all certainty, and do not…](https://sms4smile.com/quotes/leonardo-da-vinci/but-to-me-all-sciences-seem-vain-and-full-of-error-that-are-not-born/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [“Time stays long enough for those who use it.”](https://sms4smile.com/quotes/leonardo-da-vinci/time-stays-long-enough-for-those-who-use-it/) [Leonardo Da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [It is ordained that to the ambitious, who derive no satisfaction from the gifts of life and the beauty of the world, life shall…](https://sms4smile.com/quotes/leonardo-da-vinci/it-is-ordained-that-to-the-ambitious-who-derive-no-satisfaction-from/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [Be a mirror, absorb everything around you and still remain the same](https://sms4smile.com/quotes/leonardo-da-vinci/be-a-mirror-absorb-everything-around-you-and-still-remain-the-same/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [Your brain is much better than you think; just use it!](https://sms4smile.com/quotes/leonardo-da-vinci/your-brain-is-much-better-than-you-think-just-use-it/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [Necessity is a guardian in Nature.](https://sms4smile.com/quotes/leonardo-da-vinci/necessity-is-a-guardian-in-nature/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [Human subtlety will never devise an invention more beautiful, more simple or more direct than does nature because in her inventions nothing is lacking,…](https://sms4smile.com/quotes/leonardo-da-vinci/human-subtlety-will-never-devise-an-invention-more-beautiful-more/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [People reveal themselves completely only when they are thrown out of the customary conditions of their life.](https://sms4smile.com/quotes/leonardo-da-vinci/people-reveal-themselves-completely-only-when-they-are-thrown-out-of/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [To be a winner you must want to win but must know of the chance of losing and must not fear of it.](https://sms4smile.com/quotes/leonardo-da-vinci/to-be-a-winner-you-must-want-to-win-but-must-know-of-the-chance-of/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [Nature is so delightful and abundant in its variations that among trees of the same kind there would not be found one which nearly…](https://sms4smile.com/quotes/leonardo-da-vinci/nature-is-so-delightful-and-abundant-in-its-variations-that-among/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) > [Wisdom is the daughter of experience](https://sms4smile.com/quotes/leonardo-da-vinci/wisdom-is-the-daughter-of-experience/) [Leonardo da Vinci](https://sms4smile.com/quotes/author/leonardo-da-vinci/) [Explore all 664 Leonardo da Vinci quotes ](https://sms4smile.com/quotes/author/leonardo-da-vinci/) ## More Boast quotes > [It would be a piece of ingenuousness to accuse the man of today of his lack of moral code. The accusation would leave him…](https://sms4smile.com/quotes/jose-ortega-y-gasset/it-would-be-a-piece-of-ingenuousness-to-accuse-the-man-of-today-of/) [Jose Ortega y Gasset](https://sms4smile.com/quotes/author/jose-ortega-y-gasset/) > [Win without boasting. Lose without excuse.](https://sms4smile.com/quotes/albert-payson-terhune/win-without-boasting-lose-without-excuse/) [Albert Payson Terhune](https://sms4smile.com/quotes/author/albert-payson-terhune/) > [Further conceive, I beg, that a stone, while continuing in motion, should be capable of thinking and knowing, that it is endeavoring, as far…](https://sms4smile.com/quotes/anonymous/further-conceive-i-beg-that-a-stone-while-continuing-in-motion-should/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [Boasting and bravado may exist in the breast even of the coward, if he is successful through a mere lucky hit; but a just…](https://sms4smile.com/quotes/thucydides/boasting-and-bravado-may-exist-in-the-breast-even-of-the-coward-if-he/) [Thucydides](https://sms4smile.com/quotes/author/thucydides/) > [“In general, poor is polite and rich is rude.”](https://sms4smile.com/quotes/amit-kalantri/in-general-poor-is-polite-and-rich-is-rude/) [Amit Kalantri](https://sms4smile.com/quotes/author/amit-kalantri/) > [“in other words, his story was part boast, part confession.”](https://sms4smile.com/quotes/ben-mezrich/in-other-words-his-story-was-part-boast-part-confession/) [Ben Mezrich](https://sms4smile.com/quotes/author/ben-mezrich/) > [We are not saints, but we have kept our appointment. How many people can boast as much?](https://sms4smile.com/quotes/samuel-beckett/we-are-not-saints-but-we-have-kept-our-appointment-how-many-people/) [Samuel Beckett](https://sms4smile.com/quotes/author/samuel-beckett/) > [Boast is always a cry of despair, except in the young it is a cry of hope.](https://sms4smile.com/quotes/bernard-berenson/boast-is-always-a-cry-of-despair-except-in-the-young-it-is-a-cry-of/) [Bernard Berenson](https://sms4smile.com/quotes/author/bernard-berenson/) > [“A classic is read not to enjoy but only to be boast about it.”](https://sms4smile.com/quotes/aman-jassal/a-classic-is-read-not-to-enjoy-but-only-to-be-boast-about-it/) [Aman Jassal](https://sms4smile.com/quotes/author/aman-jassal/) > [Buonaparte has often made his boast that our fleet would be worn out by keeping the sea and that his was kept in order…](https://sms4smile.com/quotes/horatio-nelson/buonaparte-has-often-made-his-boast-that-our-fleet-would-be-worn-out/) [Horatio Nelson](https://sms4smile.com/quotes/author/horatio-nelson/) > [Wisdom can boast no higher attainment than happiness.](https://sms4smile.com/quotes/ann-radcliffe/wisdom-can-boast-no-higher-attainment-than-happiness/) [Ann Radcliffe](https://sms4smile.com/quotes/author/ann-radcliffe/) > [But thou art fair, and at thy birth, dear boy, Nature and Fortune join'd to make thee great: Of Nature's gifts thou mayst with…](https://sms4smile.com/quotes/william-shakespeare/but-thou-art-fair-and-at-thy-birth-dear-boy-nature-and-fortune-join-d/) [William Shakespeare](https://sms4smile.com/quotes/author/william-shakespeare/) > [Science appears but what in truth she is, Not as our glory and our absolute boast, But as a succedaneum, and a prop To…](https://sms4smile.com/quotes/william-wordsworth/science-appears-but-what-in-truth-she-is-not-as-our-glory-and-our/) [William Wordsworth](https://sms4smile.com/quotes/author/william-wordsworth/) > [It has, therefore, been a favorite boast of the people of Wales and Cornwall, that the original British stock flourishes in its unmixed purity…](https://sms4smile.com/quotes/thomas-bulfinch/it-has-therefore-been-a-favorite-boast-of-the-people-of-wales-and/) [Thomas Bulfinch](https://sms4smile.com/quotes/author/thomas-bulfinch/) > [Boasting is only a masked shame; it does not truly believe in itself.](https://sms4smile.com/quotes/rabindranath-tagore/boasting-is-only-a-masked-shame-it-does-not-truly-believe-in-itself/) [Rabindranath Tagore](https://sms4smile.com/quotes/author/rabindranath-tagore/) [Browse all 567 Boast quotes ](https://sms4smile.com/quotes/about/boast/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "Oh! 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