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Albert EinsteinAcross the millennia, an author is speaking clearly and silently inside your head, directly to you.
Carl SaganWhat you do makes a difference, and you have to decide what kind of difference you want to make.
Jane GoodallThe first principle is that you must not fool yourself, and you are the easiest person to fool.
Richard FeynmanSo next time someone complains that you have made a mistake, tell him that may be a good thing.
Stephen HawkingWho has seen the wind? Neither you nor I: But when the trees bow down their heads The wind is passing by.
Christina RossettiScience consists in grouping facts so that general laws or conclusions may be drawn from them.
Charles DarwinIf you are looking for perfect safety, you will do well to sit on a fence and watch the birds.
Wilbur WrightWonder and humility are wholesome emotions, and they do not exist side by side with a lust for destruction.
Rachel CarsonLearning the secret of flight from a bird was a good deal like learning the secret of magic from a magician.
Orville WrightI feel a genuine interest in the animals themselves, because they are real animals and not caricatures of men.
Helen KellerThere is very likely to be life in other solar systems, in planets around other stars.
Sally RideIn fact, how many theorems in geometry which have seemed at first impracticable are in time successfully worked out!
ArchimedesWe have a hunger of the mind which asks for knowledge of all around us, and the more we gain, the more is our desire.
Maria MitchellI have constantly been impressed with the similarity between the organization and development of plant and human life.
Luther BurbankBe alone, that is the secret of invention; be alone, that is when ideas are born.
Nikola TeslaOne never notices what has been done; one can only see what remains to be done.
Marie CurieThe most dangerous phrase in the language is, 'We've always done it this way.'
Grace HopperThe most difficult thing is the decision to act, the rest is merely tenacity.
Amelia EarhartOur imagination is struck only by what is great; but the lover of natural philosophy should reflect equally on little things.
Alexander von HumboldtWe may say most aptly that the Analytical Engine weaves algebraical patterns just as the Jacquard-loom weaves flowers and leaves.
Ada LovelaceIf you could see the earth illuminated when you were in a place as dark as night, it would look to you more splendid than the moon.
Galileo GalileiIf I have seen further it is by standing on the shoulders of giants.
Isaac NewtonGenius is one percent inspiration, ninety-nine percent perspiration.
Thomas EdisonScience knows no country, because knowledge belongs to humanity.
Louis PasteurGirls are capable of doing everything men are capable of doing.
Katherine JohnsonScience and everyday life cannot and should not be separated.
Rosalind FranklinEducation is the key to unlock the golden door of freedom.
George Washington CarverThat's one small step for man, one giant leap for mankind.
Neil ArmstrongThe universe is under no obligation to make sense to you.
Neil deGrasse TysonNever be limited by other people's limited imaginations.
Mae JemisonI'm so glad I live in a world where there are Octobers.
L.M. MontgomeryMr. Watson, come here, I want to see you.
Alexander Graham BellNothing is too wonderful to be true.
Michael FaradayThe world needs all kinds of minds.
Temple GrandinMagnificent desolation.
Buzz AldrinWe must be clear that when it comes to atoms, language can be used only as in poetry.
Niels BohrThere is nothing in a caterpillar that tells you it's going to be a butterfly.
Buckminster FullerThe sea, once it casts its spell, holds one in its net of wonder forever.
Jacques CousteauWhosoever studies works of science must, if he wants to find the truth, transform himself into a critic of everything he reads.
Ibn al-HaythamOrbiting Earth in the spaceship, I saw how beautiful our planet is. People, let us preserve and increase this beauty, not destroy it!
Yuri GagarinA problem thoroughly understood is always fairly simple.
Charles KetteringAn investment in knowledge pays the best interest.
Benjamin FranklinLearning never exhausts the mind.
Leonardo da VinciThe value of a college education is not the learning of many facts but the training of the mind to think.Albert EinsteinThe beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.Carl SaganIf you are really and truly determined to work with animals, somehow, either now or later, you will find a way to do it.Jane GoodallStudy hard what interests you the most, in the most undisciplined, irreverent, and original manner possible.Richard FeynmanWe can understand the Universe. That makes us something very special.Stephen HawkingI discovered that the pleasure of observing and reasoning was a much higher one than that of skill and sport.Charles DarwinIt is possible to fly without motors, but not without knowledge and skill.Wilbur WrightThose who contemplate the beauty of the earth find reserves of strength that will endure as long as life lasts.Rachel CarsonThe view of Earth is spectacular.Sally RideNo woman should say, 'I am but a woman!' But a woman! What more can you ask to be?Maria MitchellAll my life through, the new sights of Nature made me rejoice like a child.Marie CurieAdventure is worthwhile in itself.Amelia EarhartThe glittering stars fill us with joy and inspiration, yet in the canopy of heaven all bodies revolve in mathematical figures.Alexander von HumboldtIt can do whatever we know how to order it to perform.Ada LovelaceThere is, in nature, perhaps nothing older than motion.Galileo GalileiI keep the subject constantly before me, and wait 'till the first dawnings open slowly, by little and little, into a full and clear light.Isaac NewtonI find out what the world needs. Then, I go ahead and invent it.Thomas EdisonChance favors the prepared mind.Louis PasteurWhen you can do the common things of life in an uncommon way, you will command the attention of the world.George Washington CarverHouston, Tranquility Base here. The Eagle has landed.Neil ArmstrongNot only are we in the universe, the universe is in us.Neil deGrasse TysonWithout experiment I am nothing.Michael FaradayTruth is sought for its own sake.Ibn al-HaythamI have no special talent. I am only passionately curious.Albert EinsteinWe wish to pursue the truth no matter where it leads — but to find the truth, we need imagination and skepticism both.Carl SaganMy mission is to create a world where we can live in harmony with nature.Jane GoodallI was born not knowing and have had only a little time to change that here and there.Richard FeynmanLook up at the stars and not down at your feet.Stephen HawkingNothing can be more improving to a young naturalist, than a journey in distant countries.Charles DarwinWhat is chiefly needed is skill rather than machinery.Wilbur WrightFishes and plankton, whales and squids, birds and sea turtles, all are linked by unbreakable ties to certain kinds of water.Rachel CarsonWe especially need imagination in science. It is not all mathematics, nor all logic, but it is somewhat beauty and poetry.Maria MitchellI am among those who think that science has great beauty.Marie CurieA book on nature should produce an impression like nature itself.Alexander von HumboldtI mean to do what I mean to do.Ada LovelaceAll truths are easy to understand once they are discovered; the point is to discover them.Galileo GalileiTo myself I am only a child playing on the beach, while vast oceans of truth lie undiscovered before me.Isaac NewtonWe don't know a millionth of one percent about anything.Thomas EdisonWork. Finish. Publish.Michael FaradayThe important thing is not to stop questioning.Albert EinsteinFor small creatures such as we, the vastness is bearable only through love.Carl SaganOnly if we understand, can we care. Only if we care, we will help.Jane GoodallEquations are just the boring part of mathematics. I attempt to see things in terms of geometry.Stephen HawkingI hate a Barnacle as no man ever did before, not even a Sailor in a slow-sailing ship.Charles DarwinI sincerely believe that for the child, and for the parent seeking to guide him, it is not half so important to know as to feel.Rachel CarsonYou cannot study anything persistently for years without becoming learned.Maria MitchellI was taught that the way of progress was neither swift nor easy.Marie CurieThat brain of mine is something more than merely mortal, as time will show.Ada LovelaceImagination is more important than knowledge.Albert EinsteinScience is a way of thinking much more than it is a body of knowledge.Carl SaganA man who dares to waste one hour of time has not discovered the value of life.Charles DarwinThe aim of science is to discover and illuminate truth.Rachel CarsonThe great gain would be freedom of thought.Maria MitchellNothing in life is to be feared, it is only to be understood.Marie CurieTruth is what stands the test of experience.Albert EinsteinNo longer at the mercy of the reptile brain we can change ourselves.Carl SaganNo one has a right to speculate without distinct facts.Charles DarwinThe sediments are a sort of epic poem of the earth.Rachel CarsonBe less curious about people and more curious about ideas.Marie CurieLook deep into nature, and then you will understand everything better.Albert EinsteinImagination will often carry us to worlds that never were.Carl SaganI love fools' experiments. I am always making them.Charles DarwinScience is part of the reality of living; it is the what, the how, and the why of everything in our experience.Rachel CarsonThe Earth is a very small stage in a vast cosmic arena.Carl SaganEvery mystery solved brings us to the threshold of a greater one.Rachel CarsonAll my life, I've wondered about life beyond the earth.Carl SaganThe materials of science are the materials of life itself.Rachel CarsonExtraordinary claims require extraordinary evidence.Carl SaganThe cosmos is within us. We are made of star-stuff.Carl SaganWe are ready at last to set sail for the stars.Carl SaganWhat an astonishing thing a book is.Carl Sagan
