Knowledge Quotes

From ancient scholars to modern scientists, these quotes explore what it means to learn and to know.

31147 quotes

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"The atom, once a philosophical concept, became a subject of rigorous experimental study."
Ernest Rutherford
E
"The atomic model represents humanity's increasing understanding of reality's fundamental structure."
Ernest Rutherford
E
"Atomic physics opened doorways into understanding that continue to expand today."
Ernest Rutherford
R
"You look at science as something very distant, but it is really part of everyday life."
Rosalind Franklin
R
"The pursuit of knowledge is never finished; there is always more to discover."
Rosalind Franklin
R
"The details matter in science; small errors compound into large misunderstandings."
Rosalind Franklin
W
"An expert is a person who has made all the mistakes that can be made in his field."
Werner Heisenberg
W
"What can we learn about the world from the fact that we must formulate our knowledge in the form of mathematics?"
Werner Heisenberg
W
"After the conversation with Einstein the sense for the problems of physics was better developed in me."
Werner Heisenberg
W
"In every test of a theory, we have to assume the validity of some other theory that we do not question."
Werner Heisenberg
W
"The transition from the observed facts to the general principles can take many forms, but the final result is always the same."
Werner Heisenberg
W
"What can we know about the structure of atoms? We can only know what our experiments tell us."
Werner Heisenberg
C
"Skepticism is the highest of intellectual virtues."
Carl Sagan
C
"When you make the finding yourself you feel the full force of that new truth."
Carl Sagan
C
"Understanding is a kind of ecstasy."
Carl Sagan
C
"Skeptical thinking is the key to understanding the world."
Carl Sagan
C
"As far as we know, humans are the only creatures in the universe aware of the universe."
Carl Sagan
C
"The brain is not like a computer. The brain is far more complex."
Carl Sagan
S
"The absence of evidence is not evidence of absence."
Stephen Jay Gould
S
"Evolution is a process, not a ladder of progress."
Stephen Jay Gould
S
"Facts do not speak for themselves; they require interpretation."
Stephen Jay Gould
S
"We honor nature by studying it with rigor and respect."
Stephen Jay Gould
S
"We must read the rocks to understand the rhythms of life."
Stephen Jay Gould
J
"Understanding animals is important because we are animals."
Jane Goodall
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"Knowledge is the key to understanding ourselves and others."
Jane Goodall
J
"The pursuit of knowledge is the pursuit of truth."
Jane Goodall
N
"If quantum mechanics hasn't profoundly shocked you, you haven't understood it yet."
Niels Bohr
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"The greatest strength of the scientist is to know what he does not know."
Niels Bohr
N
"The task of the scientist is to identify which questions are meaningful and which are not."
Niels Bohr
N
"The knowledge of nature cannot be built up without constant interaction between experiment and theory."
Niels Bohr