Science Quotes

Discovery, wonder, and the relentless pursuit of understanding how the world works.

20549 quotes

F
"If you think you understand quantum mechanics, you don't understand quantum mechanics."
Feynman, Richard
F
"Scientific knowledge is a body of statements of varying degrees of certainty – some most unsure, some nearly sure, none absolutely certain."
Feynman, Richard
F
"The test of all knowledge is experiment. Experiment is the sole judge of scientific truth."
Feynman, Richard
F
"When you ask people whether they're willing to accept a drug if it's tested in mice, even though there will be side effects, they're not comfortable with it."
Feynman, Richard
F
"If we knew what it was we were doing, it would not be called research."
Feynman, Richard
F
"Cargo cult science is science conducted with all the outward forms and expressions that are dressy but actually lacks the inner substance."
Feynman, Richard
F
"The most exciting phrase to hear in science is not 'Eureka!' but 'That's funny...'"
Feynman, Richard
F
"Being a scientist is a way of thinking, not just a collection of facts."
Feynman, Richard
F
"The most important thing in science is to find the order in nature."
Feynman, Richard
F
"There's plenty of room at the bottom – and a lot of interesting physics there."
Feynman, Richard
F
"The value of science is not in the facts but in the thinking."
Feynman, Richard
E
"Science is a wonderful thing if one does not have to earn one's living at it."
Einstein, Albert
E
"The most incomprehensible thing about the world is that it is comprehensible."
Einstein, Albert
E
"If the facts don't fit the theory, change the facts."
Einstein, Albert
E
"If we knew what it was we were doing, it would not be called research."
Einstein, Albert
H
"What we observe is not nature itself, but nature exposed to our method of questioning."
Heisenberg, Werner
H
"Uncertainty is not something we impose upon nature; it is something nature imposes upon us."
Heisenberg, Werner
H
"The atoms or elementary particles themselves are not real; they form a world of potentialities."
Heisenberg, Werner
H
"It is the tension between creativity and skepticism that has produced the stunning and unexpected findings of science."
Heisenberg, Werner
H
"Physics is really nothing more than a sophisticated version of child's play."
Heisenberg, Werner
H
"The more success the quantum theory has, the sillier it looks."
Heisenberg, Werner
H
"Science cannot solve the ultimate mystery of nature because in the end we ourselves are part of the mystery that we are trying to solve."
Heisenberg, Werner
H
"I think that the existence of antimatter is a great triumph for the theory of relativity."
Heisenberg, Werner
H
"The physicist only has to answer the question: what can I observe? He has nothing to do with the question: what is real?"
Heisenberg, Werner
H
"The goal of science is not the compilation of inventories of unrelated facts, but the creation of a coherent understanding of the world."
Heisenberg, Werner
H
"Quantum mechanics is certainly imposing, but an inner voice tells me that it is not yet the real thing."
Heisenberg, Werner
H
"The problem of the relevance of the quantum mechanical laws to the description of macroscopic events is very difficult."
Heisenberg, Werner
H
"One cannot say that the statistical interpretation of quantum theory is not rational, for it is based on classical logic."
Heisenberg, Werner
H
"Nature does not allow us to know anything about the world without changing it by the act of knowing."
Heisenberg, Werner
H
"What is important is to understand that the world is built on a quantum foundation."
Heisenberg, Werner