Truth Quotes

What is truth? These quotes explore honesty, reality, and the courage it takes to face both.

40912 quotes

C
"The truth is often more beautiful than fiction."
Church, Alonzo
C
"In mathematics, there are no shortcuts to truth."
Church, Alonzo
C
"Truth is independent of our beliefs about it."
Church, Alonzo
P
"To doubt everything or to believe everything are two equally convenient solutions; both dispense with the need for reflection."
Poincaré, Henri
P
"Facts do not speak for themselves; they must be arranged and interpreted by the human mind."
Poincaré, Henri
P
"The deepest truths are often the simplest ones we overlook."
Poincaré, Henri
P
"The price of truth is eternal vigilance against self-deception."
Poincaré, Henri
W
"The deepest truths cannot be spoken; they must be experienced and felt."
Whitehead, Alfred North
T
"Individual scientists like to think of science as an impersonal, logical, and mechanical affair."
Turing, Alan
T
"In any case, the evidence of our own senses can be trusted."
Turing, Alan
B
"Truth exists independent of our ability to express it in words or symbols."
Brouwer, Luitzen Egbertus Jan
B
"Truth is not relative; our access to it is always limited and imperfect."
Brouwer, Luitzen Egbertus Jan
B
"The structures of logic are discovered, not invented, by the human mind."
Brouwer, Luitzen Egbertus Jan
B
"The structure of logic is not imposed upon reality but discovered within it."
Brouwer, Luitzen Egbertus Jan
H
"A proof should be like a clear window pane through which one can see the truth."
Hilbert, David
H
"Completeness and consistency—these are the twin pillars upon which all knowledge must rest."
Hilbert, David
H
"Axioms must be so self-evident that no amount of argument can make them clearer."
Hilbert, David
H
"Consistency is the mark of the human mind; truth is the mark of the universe."
Hilbert, David
H
"To prove something is to make it eternally true."
Hilbert, David
H
"Every axiom must earn its place through necessity and clarity."
Hilbert, David
H
"A proof that compels agreement is a proof that enlightens."
Hilbert, David
H
"The beauty of logic is that it admits no favorites, only truth."
Hilbert, David
H
"In the realm of mathematics, there are no accidents, only necessities."
Hilbert, David
H
"Mathematics demands honesty of thought and clarity of expression."
Hilbert, David
T
"The sentence 'snow is white' is true if and only if snow is white."
Tarski, Alfred
T
"Truth is a property of sentences, not of the world itself."
Tarski, Alfred
T
"The concept of truth is both simple and complex."
Tarski, Alfred
T
"Every meaningful statement can be made precise."
Tarski, Alfred
T
"Truth transcends opinion and subjective feeling."
Tarski, Alfred
T
"Reality conforms to logical principles."
Tarski, Alfred