"Measure what is measurable, and make measurable what is not so."
Galileo Galilei

200 FAMOUS QUOTES · SCIENCE
Best science quotes from Albert Einstein, Marie Curie, Carl Sagan, Newton, Richard Feynman and C. V. Raman: 200 lines on curiosity, discovery and knowledge.
"Measure what is measurable, and make measurable what is not so."
Galileo Galilei
"There is no royal road to geometry."
Euclid
"Nature uses as little as possible of anything."
Johannes Kepler
"A man who dares to waste one hour of time has not discovered the value of life."
Charles Darwin
"Ignorance more frequently begets confidence than does knowledge."
Charles Darwin
"Nothing is too wonderful to be true if it be consistent with the laws of nature."
Michael Faraday
"The present is theirs; the future, for which I really worked, is mine."Nikola Tesla
"I have not failed. I've just found 10,000 ways that won't work."
Thomas Edison
"Be less curious about people and more curious about ideas."
Marie Curie
"One never notices what has been done; one can only see what remains to be done."
Marie Curie
"A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die, and a new generation grows up that is familiar with it."
Max Planck
"An expert is a man who has made all the mistakes which can be made in a very narrow field."
Niels Bohr
"The universe is not only queerer than we suppose, but queerer than we can suppose."
J. B. S. Haldane
"Study hard what interests you the most in the most undisciplined, irreverent and original manner possible."
Richard Feynman
"We are a way for the cosmos to know itself."
Carl Sagan
"Extraordinary claims require extraordinary evidence."
Carl Sagan
"What you do makes a difference, and you have to decide what kind of difference you want to make."
Jane Goodall
"The more clearly we can focus our attention on the wonders and realities of the universe about us, the less taste we shall have for destruction."
Rachel Carson
"In all things of nature there is something of the marvelous."Aristotle
"Learning never exhausts the mind."Leonardo da Vinci
"That brain of mine is something more than merely mortal; as time will show."Ada Lovelace
"Any sufficiently advanced technology is indistinguishable from magic."
Arthur C. Clarke
"When you can measure what you are speaking about, and express it in numbers, you know something about it."
Lord Kelvin
"Science is nothing but trained and organized common sense."
Thomas Huxley
"The most beautiful thing we can experience is the mysterious. It is the source of all true art and science."
Albert Einstein