We are our choices.

Jean-Paul Sartre

Ever tried. Ever failed. No matter. Try again. Fail again. Fail better.

Samuel Beckett

Every generation imagines itself to be more intelligent than the one that went before it, and wiser than the one that comes after it.

George Orwell

C’est bien plus la coutume et l’exemple qui nous persuade, qu’aucune connaissance certaine.

René Descartes in Discours de la methode, 1637

Tout ce qui existe dans l'univers est le fruit du hasard et de la nécessité.

Démocrite Apocrypha by Jacques Monod in Le Hasard et la Nécessité, 1970

Les hommes n'ont jamais de remords des choses qu'ils sont dans l'usage de faire.

Voltaire in Dialogue du chapon et de la poularde, 1763

I am ignorant and it's killing me.

To every man is given the key to the gates of heaven. The same key opens the gates of hell. And so it is with science.

Richard Feynman

All models are wrong, but some are useful.

George Box, 1970s

The history of science has been distorted by a longstanding conviction that correct theories about nature are always the most elegant ones.

Children have real understanding only of that which they invent themselves, and each time that we try to teach them something too quickly, we keep them from reinventing it themselves.

Jean Piaget

Children learn more from what you are than what you teach.

. W.E.B. Du Bois

If we wait for the moment when everything, absolutely everything is ready, we shall never begin.

Ivan Turgenev

The moment you put a deadline on your dream,it becomes a goal.

Harsha Bhogle

I’ll give you this: we’re firmly on our way to being safer than a drunk driver.

When a measure becomes a target, it ceases to be a good measure.

Charles Goodhart

Because instruments determine what can be done, they also determine to some extent what can be thought.

Albert van Helden and Thomas Hankins, 1994

(par hasard, direz-vous peut-être, mais souvenez-vous que dans les champs de l’observation le hasard ne favorise que les esprits préparés)

Louis Pasteur, 1854 | [Link]

No amount of experimentation can ever prove me right; a single experiment can prove me wrong.

Albert Einstein

It is not even wrong.

La recherche de la vérité doit être le but de notre activité; c’est la seule fin qui soit digne d’elle. Sans doute devons nous d’abord nous efforcer de soulager les souffrances humaines, mais pourquoi? Ne pas souffrir, c’est un idéal négatif et qui serait plus sûrement atteint par l’anéantissement du monde.

Henri Poincaré in La valeur de la science, 1905

We think; biological evolution does not. But when problems are very hard, thinking may not help that much. We may all be relatively blind watchmakers.

Stuart Kauffman in At Home in the Universe - p202, 1995

The knife-sharp separation of science from other human endeavors like art, politics and spiritual longing is too clean and too abstract to be true or helpful.

Life is not a matter of holding good cards, but of playing a poor hand well.

Robert Louis Stevenson

You cannot swim for new horizons until you have courage to lose sight of the shore.

William Faulkner

I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.

Mark Haddon

On ne juge pas un homme sur le nombre de fois qu'il tombe, mais sur le nombre de fois qu'il se relève.

Jigoro Kano

So many things are possible just as long as you don't know they're impossible.

Norton Juster

We're all in this game together.

William Styron

The only lies for which we are truly punished are those we tell ourselves

V.S. Naipaul

The thing that is really hard, and really amazing, is giving up on being perfect and beginning the work of becoming yourself.

Anna Quindlen

Only someone who is well prepared has the opportunity to improvise.

Ingmar Bergman

Learn the rules, break the rules, make up new rules, break the new rules.

Marvin Bell

All you need is love. But a little chocolate now and then doesn't hurt.

Charles M. Schulz

Spoon feeding in the long run teaches us nothing but the shape of the spoon.

E.M. Forster

The problem with doing nothing is not knowing when you are finished.

Nelson DeMille

Lack of direction, not lack of time, is the problem. We all have twenty-four hour days.

Zig Ziglar

The world is indeed comic, but the joke is on mankind.

H.P. Lovecraft

Remembering that you are going to die is the best way I know to avoid the trap of thinking you have something to lose. You are already naked. There is no reason not to follow your heart.

Steve Jobs

Adults are always asking little kids what they want to be when they grow up ’cause they’re looking for ideas.

Paula Poundstone

If we had no faults we should not take so much pleasure in noting those of others.

François La Rochefoucauld

Make your mistakes, take your chances, look silly, but keep on going. Don’t freeze up.

Thomas Wolfe

It's not denial. I'm just selective about the reality I accept.

Bill Watterson

We improve ourselves by victory over our self. There must be contests, and you must win.

Edward Gibbon

Facts are like cows. If you look them in the face long enough, they generally run away.

Dorothy L. Sayers

Life appears to me too short to be spent in nursing animosity or registering wrongs.

Charlotte Brontë

Nobody said not to go.

Emily Hahn

When I discover who I am, I’ll be free.

Ralph Ellison

Never be afraid to sit awhile and think.

Lorraine Hansberry

It's discouraging to think how many people are shocked by honesty and how few by deceit.

Noël Coward

I have failed at many things, but I have never been afraid.

Nadine Gordimer

That was one of the virtues of being a pessimist: nothing was ever as bad as you thought it would be.

James Jones

Ordinary life is pretty complex stuff.

Harvey Pekar

People make mistakes in life through believing too much, but they have a damned dull time if they believe too little.

James Hilton

I always worried someone would notice me, and then when no one did, I felt lonely.

Curtis Sittenfeld

You are imperfect, permanently and inevitably flawed. And you are beautiful.

Amy Bloom

Remain true to yourself, child. If you know your own heart, you will always have one friend who does not lie.

Marion Zimmer Bradley

Insanity: doing the same thing over and over again and expecting different results.

Albert Einstein