--- title: "Meaning & Key Takeaway of: The one unchangeable certainty is that…" description: "\"“The one unchangeable certainty is that nothing is certain or unchangeable.”\" — John F. Kennedy" image: "https://sms4smile.com/quotes/i/e44/john-f-kennedy-246_certainty_the-one-unchangeable-certainty-is-that-n_2799495.jpg" --- # The one unchangeable certainty is that nothing is certain… ![“The one unchangeable certainty is that nothing is certain or unchangeable.” quote by John F. Kennedy](https://sms4smile.com/quotes/i/e44/john-f-kennedy-246_certainty_the-one-unchangeable-certainty-is-that-n_2799495.jpg) [Download](https://sms4smile.com/quotes/i/e44/john-f-kennedy-246_certainty_the-one-unchangeable-certainty-is-that-n_2799495.jpg) [Open image](https://sms4smile.com/quotes/i/e44/john-f-kennedy-246_certainty_the-one-unchangeable-certainty-is-that-n_2799495.jpg) > ““The one unchangeable certainty is that nothing is certain or unchangeable.”” [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Certainty is an illusion; the only constant is the inevitability of change and uncertainty. **In simple terms:** Nothing is certain; embrace uncertainty. Key Takeaway Accept uncertainty as a constant. Themes philosophy uncertainty change existence Mood thoughtful inspirational Type philosophical motivational When to use this quote - personal decision‑making - strategic planning - risk management Key Concepts existentialism epistemology adaptability Questions to Reflect On - How do you cope with unpredictable outcomes? - What strategies help you stay flexible? A Different Perspective People may find uncertainty anxiety‑inducing. ★ ★ ★ ★ ★ No ratings yet [Certain Unchangeable](https://sms4smile.com/quotes/about/certain-unchangeable-3439092/) [Certainty](https://sms4smile.com/quotes/about/certainty/) [Certainty Certain](https://sms4smile.com/quotes/about/certainty-certain-3283379/) [Doubt](https://sms4smile.com/quotes/about/doubt/) [Unchangeable](https://sms4smile.com/quotes/about/unchangeable/) [Unchangeable Certainty](https://sms4smile.com/quotes/about/unchangeable-certainty-3439091/) ## Related quotes > [Every area of trouble gives out a ray of hope; and the one unchangeable certanity is that nothing is certain or unchangeable](https://sms4smile.com/quotes/anonymous/every-area-of-trouble-gives-out-a-ray-of-hope-and-the-one/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [The only certainty is that nothing is certain.](https://sms4smile.com/quotes/pliny-the-elder/the-only-certainty-is-that-nothing-is-certain/) [Pliny the Elder](https://sms4smile.com/quotes/author/pliny-the-elder/) > [In these matters the only certainty is that nothing is certain.](https://sms4smile.com/quotes/pliny-the-elder/in-these-matters-the-only-certainty-is-that-nothing-is-certain/) [Pliny the Elder](https://sms4smile.com/quotes/author/pliny-the-elder/) > [Those willing to trade freedom for certainty are certain to find the cure worse than the ailment.](https://sms4smile.com/quotes/richard-paul-evans/those-willing-to-trade-freedom-for-certainty-are-certain-to-find-the/) [Richard Paul Evans](https://sms4smile.com/quotes/author/richard-paul-evans/) > [“She was after all the kind of woman who would make a man easily uproot his life, the kind who, because she did not…](https://sms4smile.com/quotes/chimamanda-ngozi-adichie/she-was-after-all-the-kind-of-woman-who-would-make-a-man-easily/) [Chimamanda Ngozi Adichie](https://sms4smile.com/quotes/author/chimamanda-ngozi-adichie/) > [Do you feel that you have lost your way in life? Then God Himself will show you your way. Are you utterly helpless, worn…](https://sms4smile.com/quotes/charles-kingsley/do-you-feel-that-you-have-lost-your-way-in-life-then-god-himself-will/) [Charles Kingsley](https://sms4smile.com/quotes/author/charles-kingsley/) > [Living by faith isn't living with certainty. It's trusting God in spite of unanswered questions and unresolved doubts.](https://sms4smile.com/quotes/rick-warren/living-by-faith-isn-t-living-with-certainty-it-s-trusting-god-in/) [Rick Warren](https://sms4smile.com/quotes/author/rick-warren/) > [“In this world, what is here is not necessarily here, and what is now may not really be now: place and time are malleable,…](https://sms4smile.com/quotes/amir-aczel/in-this-world-what-is-here-is-not-necessarily-here-and-what-is-now/) [Amir Aczel](https://sms4smile.com/quotes/author/amir-aczel/) > [“Though what could anyone really say these days with one hundred percent certainty?”](https://sms4smile.com/quotes/garth-risk-hallberg/though-what-could-anyone-really-say-these-days-with-one-hundred/) [Garth Risk Hallberg](https://sms4smile.com/quotes/author/garth-risk-hallberg/) > [Go for broke. Always try and do too much. Dispense with safety nets. Take a deep breath before you begin talking. Aim for the…](https://sms4smile.com/quotes/salman-rushdie/go-for-broke-always-try-and-do-too-much-dispense-with-safety-nets/) [Salman Rushdie](https://sms4smile.com/quotes/author/salman-rushdie/) > [Uncertainty is the only certainty there is, and knowing how to live with insecurity is the only security](https://sms4smile.com/quotes/john-allen-paulos/uncertainty-is-the-only-certainty-there-is-and-knowing-how-to-live/) [John Allen Paulos](https://sms4smile.com/quotes/author/john-allen-paulos/) > [Criticism, though dignified from the earliest ages by the labours of men eminent for knowledge and sagacity, has not yet attained the certainty and…](https://sms4smile.com/quotes/samuel-johnson/criticism-though-dignified-from-the-earliest-ages-by-the-labours-of/) [Samuel Johnson](https://sms4smile.com/quotes/author/samuel-johnson/) > [ \[I\]f in other sciences we should arrive at certainty without doubt and truth without error, it behooves us to place the foundations of knowledge… ](https://sms4smile.com/quotes/roger-bacon/i-f-in-other-sciences-we-should-arrive-at-certainty-without-doubt-and/) [Roger Bacon](https://sms4smile.com/quotes/author/roger-bacon/) > [As a businessman, I know that businesses need certainty.](https://sms4smile.com/quotes/bill-foster/as-a-businessman-i-know-that-businesses-need-certainty/) [Bill Foster](https://sms4smile.com/quotes/author/bill-foster/) > [Of course I doubt. I do not practice a certainty. I practice a faith.](https://sms4smile.com/quotes/robert-breault/of-course-i-doubt-i-do-not-practice-a-certainty-i-practice-a-faith/) [Robert Breault](https://sms4smile.com/quotes/author/robert-breault/) ## More by John F. Kennedy > [“We shall pay any price, bear any burden, meet any hardship, support any friend, oppose any foe to assure the survival and success of…](https://sms4smile.com/quotes/john-f-kennedy/we-shall-pay-any-price-bear-any-burden-meet-any-hardship-support-any/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [We stand today on the edge of a new frontier - the frontier of the 1960's - a frontier of unknown opportunities and perils…](https://sms4smile.com/quotes/john-f-kennedy/we-stand-today-on-the-edge-of-a-new-frontier-the-frontier-of-the-1960/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [We will neglect our cities to our peril, for in neglecting them we neglect the nation.](https://sms4smile.com/quotes/john-f-kennedy/we-will-neglect-our-cities-to-our-peril-for-in-neglecting-them-we/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [We must recognize that every nation determines its policies in terms of its own interests.](https://sms4smile.com/quotes/john-f-kennedy/we-must-recognize-that-every-nation-determines-its-policies-in-terms/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [Someone always needs rescuing, yet there's only one person who ever seems to understand you. It's a lot like being Lassie.](https://sms4smile.com/quotes/john-f-kennedy/someone-always-needs-rescuing-yet-there-s-only-one-person-who-ever/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [Student loans have been helpful to many. But they offer neither incentive nor assistance to those students who, by reason of family or other…](https://sms4smile.com/quotes/john-f-kennedy/student-loans-have-been-helpful-to-many-but-they-offer-neither/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [Great crises produce great men, and great deeds of courage.](https://sms4smile.com/quotes/john-f-kennedy/great-crises-produce-great-men-and-great-deeds-of-courage/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [There comes a point where you see no evidence that the carrot and diplomacy are working.](https://sms4smile.com/quotes/john-f-kennedy/there-comes-a-point-where-you-see-no-evidence-that-the-carrot-and/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [Suspicion on one side breeds suspicion on the other, and new weapons beget counter-weapons.](https://sms4smile.com/quotes/john-f-kennedy/suspicion-on-one-side-breeds-suspicion-on-the-other-and-new-weapons/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [We have some of the most influential Members of Congress here today, and I do hope that we can get this appropriation for these…](https://sms4smile.com/quotes/john-f-kennedy/we-have-some-of-the-most-influential-members-of-congress-here-today/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [Disarmament without checks is but a shadow - and a community without law is but a shell.](https://sms4smile.com/quotes/john-f-kennedy/disarmament-without-checks-is-but-a-shadow-and-a-community-without/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [This is one country. It has become one country because all of us and all the people who came here had an equal chance…](https://sms4smile.com/quotes/john-f-kennedy/this-is-one-country-it-has-become-one-country-because-all-of-us-and/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [“The courage of life is often a less dramatic spectacle than the courage of a final moment; but it is no less a magnificent…](https://sms4smile.com/quotes/john-f-kennedy/the-courage-of-life-is-often-a-less-dramatic-spectacle-than-the/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [Washington is a city of Southern efficiency and Northern charm.](https://sms4smile.com/quotes/john-f-kennedy/washington-is-a-city-of-southern-efficiency-and-northern-charm/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) > [Peace does not rest in the charters and covenants alone. It lies in the hearts and minds of all people. So let us not…](https://sms4smile.com/quotes/john-f-kennedy/peace-does-not-rest-in-the-charters-and-covenants-alone-it-lies-in/) [John F. Kennedy](https://sms4smile.com/quotes/author/john-f-kennedy/) [Explore all 824 John F. Kennedy quotes ](https://sms4smile.com/quotes/author/john-f-kennedy/) ## More Certainty quotes > [A common fallacy in much of the adverse criticism to which science is subjected today is that it claims certainty, infallibility and complete emotional…](https://sms4smile.com/quotes/cyril-norman-hinshelwood/a-common-fallacy-in-much-of-the-adverse-criticism-to-which-science-is/) [Cyril Norman Hinshelwood](https://sms4smile.com/quotes/author/cyril-norman-hinshelwood/) > [Sometimes we have the absolute certainty there's something inside us that's so hideous and monstrous that if we ever search it out we won't…](https://sms4smile.com/quotes/hubert-selby-jr/sometimes-we-have-the-absolute-certainty-there-s-something-inside-us/) [Hubert Selby, Jr](https://sms4smile.com/quotes/author/hubert-selby-jr/) > [The past and the future become unimportant. There is only that moment, and the incredible certainty that everything under the sun has been written…](https://sms4smile.com/quotes/paulo-coelho/the-past-and-the-future-become-unimportant-there-is-only-that-moment/) [Paulo Coelho](https://sms4smile.com/quotes/author/paulo-coelho/) > [In the mental disturbance and effort of writing, what sustains you is the certainty that on every page there is something left unsaid.](https://sms4smile.com/quotes/cesare-pavese/in-the-mental-disturbance-and-effort-of-writing-what-sustains-you-is/) [Cesare Pavese](https://sms4smile.com/quotes/author/cesare-pavese/) > [Of course I doubt. I do not practice a certainty. I practice a faith.](https://sms4smile.com/quotes/robert-breault/of-course-i-doubt-i-do-not-practice-a-certainty-i-practice-a-faith/) [Robert Breault](https://sms4smile.com/quotes/author/robert-breault/) > [The world is a wonderfully weird place, consensual reality is significantly flawed, no institution can be trusted, certainty is a mirage, security a delusion,…](https://sms4smile.com/quotes/tom-robbins/the-world-is-a-wonderfully-weird-place-consensual-reality-is/) [Tom Robbins](https://sms4smile.com/quotes/author/tom-robbins/) > [As a businessman, I know that businesses need certainty.](https://sms4smile.com/quotes/bill-foster/as-a-businessman-i-know-that-businesses-need-certainty/) [Bill Foster](https://sms4smile.com/quotes/author/bill-foster/) > [It is suggested that in domestic violence at least the presence or absence of a firearm, or of any other type of weapon, is…](https://sms4smile.com/quotes/colin-greenwood/it-is-suggested-that-in-domestic-violence-at-least-the-presence-or/) [Colin Greenwood](https://sms4smile.com/quotes/author/colin-greenwood/) > [Every single person who is a member of our party deserves to have certainty. They deserve to know that my attention and focus is…](https://sms4smile.com/quotes/annamie-paul/every-single-person-who-is-a-member-of-our-party-deserves-to-have/) [Annamie Paul](https://sms4smile.com/quotes/author/annamie-paul/) > [The significance and volume of repairs that are needed across the country demand that we give state and local governments the long-term certainty they…](https://sms4smile.com/quotes/sam-graves/the-significance-and-volume-of-repairs-that-are-needed-across-the/) [Sam Graves](https://sms4smile.com/quotes/author/sam-graves/) > [“Death is the one great certainty in life. That’s what my dad used to say. Nothing else is certain. Not love. Not happiness. Not…](https://sms4smile.com/quotes/mila-gray/death-is-the-one-great-certainty-in-life-that-s-what-my-dad-used-to/) [Mila Gray](https://sms4smile.com/quotes/author/mila-gray/) > [ \[I\]f in other sciences we should arrive at certainty without doubt and truth without error, it behooves us to place the foundations of knowledge… ](https://sms4smile.com/quotes/roger-bacon/i-f-in-other-sciences-we-should-arrive-at-certainty-without-doubt-and/) [Roger Bacon](https://sms4smile.com/quotes/author/roger-bacon/) > [Do not lose hope; St. Joseph also experienced moments of difficulty, but he never lost faith and was able to overcome them, in the…](https://sms4smile.com/quotes/pope-francis/do-not-lose-hope-st-joseph-also-experienced-moments-of-difficulty-but/) [Pope Francis](https://sms4smile.com/quotes/author/pope-francis/) > [As the future is never known with certainty, the evaluation of the prospective benefits requires the formation of expectations. An acceptable house, partner or…](https://sms4smile.com/quotes/dale-t-mortensen/as-the-future-is-never-known-with-certainty-the-evaluation-of-the/) [Dale T. Mortensen](https://sms4smile.com/quotes/author/dale-t-mortensen/) > [Finding someone that trusted my vision helped me find certainty in who I was.](https://sms4smile.com/quotes/syd/finding-someone-that-trusted-my-vision-helped-me-find-certainty-in/) [Syd](https://sms4smile.com/quotes/author/syd/) [Browse all 1,776 Certainty quotes ](https://sms4smile.com/quotes/about/certainty/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "“The one unchangeable certainty is that nothing is certain or unchangeable.”", "creator": { "@type": "Person", "name": "John F. 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