Uncertainty Quotes and Sayings

Here you can find the best collection of inspirational, wise, and humorous Uncertainty quotes and Uncertainty sayings, and Uncertainty proverbs, collected over the years from a variety of sources.

"Uncertainty is a sign of humility, and humility is just the ability or the willingness to learn. "

Charlie Sheen

"The uncertainty of parenting can bring up feelings in us that range from frustration to terror."

Brene Brown

"Vulnerability is basically uncertainty, risk, and emotional exposure."

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

"We sail within a vast sphere, ever drifting in uncertainty, driven from end to end."

Blaise Pascal

"I’m happy not knowing. Most of the time (except when I’m a neurotic mess about uncertainty) I feel glad that the horizon is a mystery."

Leslie Jamison

"Hesitation increases in relation to risk in equal proportion to age."

Ernest Hemingway

"Uncertainty is the refuge of hope."

Henri Frederic Amiel

"The grand perhaps! We look on helplessly, there the old misgivings, crooked questions are."

Robert Browning

"Sometimes you just have to try, even if you know it won’t work."

Junot Diaz

"… you should never hesitate to trade your cow for a handful of magic beans."

Tom Robbins

"Doubt is not a pleasant condition, but certainty is absurd."


"To be uncertain is to be uncomfortable, but to be certain is to be ridiculous."

Chinese Proverb

"Not to be absolutely certain is, I think, one of the essential things in rationality."

Bertrand Russell

"No man can ever be secure until he has been forsaken by Fortune."

Boethius 522

"I believe that uncertainty is really my spirit’s way of whispering, “I’m in flux. I can’t decide for you. Something is off-balance here."

Oprah Winfrey

"For I know the plans I have for you, declares the Lord, plans for welfare and not for evil, to give you a future and a hope."

Jeremiah 2911

"Knowledge is an unending adventure at the edge of uncertainty."

Jacob Bronowski

"An image is a stop the mind makes between uncertainties."

Djuna Barnes

"We demand guaranteed rigidly defined areas of doubt and uncertainty."

Douglas Adams

"Certainty is the mother of quiet and repose, and uncertainty the cause of variance and contentions"

Edward Coke

"Cast your burden on the Lord, and he will sustain you; he will never permit the righteous to be moved."

Psalm 5522

"Therefore do not throw away your confidence, which has a great reward."

Hebrews 1035

"The future is uncertain but this uncertainty is at the very heart of human creativity."

Ilya Prigogine

"Do not be anxious about anything, but in everything by prayer and supplication with thanksgiving let your requests be made known to God. And the peace of God, which surpasses all understanding, will guard your hearts and your minds in Christ Jesus."

Philippians 46-7

"Casting all your anxieties on him, because he cares for you."


"Uncertainty and expectation are the joys of life. Security is an insipid thing, though the overtaking and possessing of a wish discovers the folly of the chase."

William Congreve

"The longing for certainty … is in every human mind. But certainty is generally illusion."

Oliver Wendell Holmes

"When one admits that nothing is certain one must, I think, also add that some things are more nearly certain than others."

Bertrand Russell

"If we insist on being as sure as is conceivable… we must be content to creep along the ground, and can never soar."

John Henry Cardinal Newman

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