Science Quotes

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

20549 quotes

T
"Logical consistency is the minimum requirement for a viable theory."
Tarski, Alfred
T
"Mathematical truth is discovered, not invented, though it requires human creativity."
Tarski, Alfred
F
"Numbers are not properties of physical objects but are objective abstract entities."
Frege, Gottlob
F
"Mathematics is the science of quantity, but number is an abstract object."
Frege, Gottlob
F
"The true nature of number cannot be understood through empirical observation alone."
Frege, Gottlob
F
"Mathematics deals with objective entities that transcend time and space."
Frege, Gottlob
F
"Numbers are not invented by humans; they are discovered as objective truths."
Frege, Gottlob
F
"Numbers exist in a realm of abstract objects independent of the physical world."
Frege, Gottlob
F
"Scientific progress depends upon rigorous logical analysis of our concepts."
Frege, Gottlob
F
"Numbers are objects of thought that exist eternally and necessarily."
Frege, Gottlob
P
"Twin Earth cases show that content is not intrinsic to the organism."
Putnam, Hilary
P
"Scientific realism requires a robust notion of truth."
Putnam, Hilary
P
"The success of science does not require metaphysical realism."
Putnam, Hilary
P
"We need a new philosophy of science that avoids both realism and anti-realism."
Putnam, Hilary
P
"The unity of science is not a given; it must be justified."
Putnam, Hilary
P
"Quantum mechanics shows that reality is not classically structured."
Putnam, Hilary
P
"Scientific theories are underdetermined by evidence."
Putnam, Hilary
P
"Explanation does not always require reduction to fundamental particles."
Putnam, Hilary
P
"Emergence is real and cannot be eliminated."
Putnam, Hilary
P
"Science is one perspective among others, though a powerful one."
Putnam, Hilary
P
"Information cannot be reduced to physical properties."
Putnam, Hilary
P
"Logic and mathematics are not purely formal sciences."
Putnam, Hilary
P
"Scientific revolutions transform not just our theories but our concepts."
Putnam, Hilary
P
"Incommensurable theories may still have points of contact."
Putnam, Hilary
C
"A formal system is a set of symbols and rules for manipulating them."
Church, Alonzo
C
"Church's thesis connects the intuitive notion of computability to formal mathematical definition."
Church, Alonzo
C
"Formal systems are humanity's most precise instruments for thinking."
Church, Alonzo
C
"Effective procedures represent the intersection of mathematics and the real world."
Church, Alonzo
C
"Computation is the language in which the universe writes its laws."
Church, Alonzo
C
"The development of recursion theory was an exploration of the very foundations of mathematics."
Church, Alonzo