Top 235 Uncertainty Quotes

Around the year 2000, countries such as France, the Netherlands and the US were already five times as wealthy as in 1930. Yet nowadays our biggest challenges are not leisure and boredom, but stress and uncertainty.
Rutger Bregman
The disturbing truth about science communication is that we have theories and ways of delivering messages that really are like putting a candle to the dark, as Carl Sagan would say. We aren’t sure what will work, when, or how much. But for all that uncertainty, that doesn’t mean we shouldn’t try.
Kyle Hill
Post-military service can be a period of anxiety and uncertainty. So many men and women return and ask themselves: what now? The Labor Department is here to help answer that question with an array of programs designed to clear pathways into the middle class.
Tom Perez
I used to be scared of uncertainty; now I get a high out of it.
Jensen Ackles
I don’t like uncertainty. I don’t play poker. I don’t like bluffing.
Joss Whedon
We necessarily operate in an environment in which there

We necessarily operate in an environment in which there’s a great deal of uncertainty. In such an environment, it makes sense to use a risk-management approach to identify and avoid the big mistakes. That’s one reason I favor a cautious approach.
Janet Yellen
Every moral teacher or spiritual adviser gives injunctions about how to live wisely and well. But life is so complicated and full of uncertainty that rules seldom tell us quite what to do.
Ian Hacking
I struggled to find an agency in London because no one knew whether they should put me in the men’s board or the women’s board. There was a lot of uncertainty about my commercial viability.
Andreja Pejic
There is still significant uncertainty around all of the factors that affect climate change.
Rex Tillerson
The uncertainty relation does not refer to the past; if the velocity of the electron is at first known and the position then exactly measured, the position for times previous to the measurement may be calculated.
Werner Heisenberg
There are areas of tension and uncertainty the Constitution doesn’t address, and presidents of both parties have fought with Congress over their respective roles.
Maya Wiley
That economic decisions are made without certain knowledge of the consequences is pretty self-evident. But, although many economists were aware of this elementary fact, there was no systematic analysis of economic uncertainty until about 1950.
Kenneth Arrow
In this era of uncertainty and conflict, the United States – blessed with the world’s strongest military, most ingenious economy, and most tolerant society – remains a model and leader to the world.
Joe Lieberman
The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next.
Ursula K. Le Guin
To some degree we all live with uncertainty. We have no control over the future. Yet we carry on, we persevere, because, I guess, it’s the way we’re made.
Karen Thompson Walker
There is something about the mindset of a scientist that is different – an awareness of uncertainty, modeling, proof.
Joseph Stiglitz
Uncertainty is the refuge of hope.
Henri Frederic Amiel
Fear comes from uncertainty. When we are absolutely certain, whether of our worth or worthlessness, we are almost impervious to fear.
William Congreve
Fear comes from uncertainty. When we are absolutely certain, whether of our worth or worthlessness, we are almost impervious to fear.
William Congreve
So in my uncertainty, I went to graduate school and there it all happened.
Ted Nelson
Poker is all about comfort with uncertainty, after all.
Maria Konnikova
If you have an intuition of something but no hard evidence to back it up, you might kind of sort of go about putting that intuition into practice, because there’s still some uncertainty if it’s right or wrong.
Daryl Morey
Markets don’t like instability, investors shy away from uncertainty, and consumer confidence goes down in difficult times.
Richard Quest
The unpredictability of the weather, the increasing possibility of intelligence introducing a species more powerful than ours, the growing uncertainty that animals can or should be slaughtered for our pleasure, has led many of us to start asking more complex questions about what is and isn’t normal.
Michaela Coel
We are biological creatures. We are born, we live, we die. There is no transcendent purpose to existence. At best we are creatures of reason, and by using reason we can cure ourselves of emotional excess. Purged of both hope and fear, we find courage in the face of helplessness, insignificance and uncertainty.
Jonathan Sacks
The uncertainty of parenting can bring up feelings in us that range from frustration to terror.
Brene Brown
If we must not act save on a certainty, we ought not to act on religion, for it is not certain. But how many things we do on an uncertainty, sea voyages, battles!
Blaise Pascal
I always work out of uncertainty but when a painting’s finished it becomes a fixed idea, apparently a final statement. In time though, uncertainty returns… your thought process goes on.
Georg Baselitz
It is hard to say no to PSG – as with all teams capable of winning the Champions League, There is always uncertainty in football.
Eden Hazard
Uncertainty is a very good thing: it’s the beginning of an investigation, and the investigation should never end.
Tim Crouch
The real effect of the WTC calamity has been depressed spirits, anxiety, and uncertainty among publishers, and of course those emotions are not restricted to publishers.
Richard Curtis
I identified with Pip from ‘Great Expectations,’ especially when I was younger; I had the same kind of gaucheness and uncertainty.
David Nicholls
Stimulus spending, permanent bailouts, government takeovers, and federal mandates have all failed our nation. America’s employers are afraid to invest in an economy racked with uncertainty over what Washington’s next set of rules, regulations, mandates, and tax hikes will look like.
Geoff Davis
In the midst of global recession, in the face of uncertainty about what’s going to happen next, film looks for inspiration to real people.
Simon Beaufoy
There’s a certain kind of scepticism that can’t bear uncertainty.
Rupert Sheldrake
Read the news section of the newspaper and there is confusion and uncertainty, a world buffeted by large forces people neither understand nor control. But turn to the sports section and it’s all different.
Michael Mandelbaum
I can't fight for no man because that means I'm fightin

I can’t fight for no man because that means I’m fighting for your uncertainty about me and our relationship, so what kind of sense does that make? Honey, there are too many men in this world, and there’s bound to be one who’s truly checking for me.
LeToya Luckett
I intend to bring forth the hardships and uncertainty stuntmen face. India does not have adequate infrastructure or safety guidelines to protect them, and their work often goes unnoticed.
Aishwarya R. Dhanush
My students are often asking me, ‘What do you think are the most important qualities for a writer?’ And one thing I always tells them is that it’s helpful to be willing to sit in a space of uncertainty. There are entire years, especially with novels, where you really don’t know where the project is going.
Laura van den Berg
Modeling in Europe at the beginning of my career was pretty hard, with the constant traveling and uncertainty as to where I was going to be from one day to the next.
Molly Sims
In the face of excruciating pain and uncertainty, I never lost hope, and it never occurred to me to stop fighting – not ever.
Farrah Fawcett
Forecasts vary in horizon, from a few seconds up to a few days in financial markets, compared to from one to several months for macro variables. We have to provide uncertainty intervals around the central forecasts to indicate the extent to which we are unclear about the future.
Clive Granger
To allow all U.S. workers to put part of their earnings into private investment accounts would definitely erode the Social Security system and cause uncertainty for new investors.
Grace Napolitano
Part of the reason there’s an injunction to the truth, for example, is that if you’re in a circumstance of extreme uncertainty, your best weapon, let’s say, or your best tool or your best defense is the truth, because it keeps things simpler.
Jordan Peterson
I am filled with uncertainty and fear when thinking about how my two daughters will grow into this world as Hoosiers, as Americans, as women and free thinkers.
Nate Powell
I don’t think we should tell them what we’re going to do in advance. Let them think. Worry. Wonder. Uncertainty is the most chilling thing of all.
Vernon A. Walters
Millions don’t rally to the banner of Uncertainty.
George Packer
In conditions of uncertainty, humans, like other animals, herd together for protection.
James Surowiecki
There’s never been a time in my life where you had the names the United States and political uncertainty in the same sentence.
Bill Browder
Betting on the success of innovative technologies in the marketplace can carry all the uncertainty and risk that betting on the next card in the deck does at a blackjack table in Las Vegas. There is a factor of randomness that must be factored in, but precisely how to do so is anyone’s guess.
Henry Petroski
Uncertainty is a very good thing: it’s the beginning of an investigation, and the investigation should never end.
Tim Crouch
In an ecology of love, people can relate in trust and face the future without fear. They do not need to play it safe. They can take uncertainty in their stride.
Jonathan Sacks
If you aren’t in the moment, you are either looking forward to uncertainty, or back to pain and regret.
Jim Carrey
U.S. companies need clear guidelines on when they have to turn over electronic communications to law enforcement if that information is stored abroad. The current uncertainty harms U.S. businesses and their customers and does not well-serve our foreign relationships.
Suzan DelBene
When people grow up with a family characterized by chaos and uncertainty and fragility, you look for a substitution for that.
Carrie Brownstein