Philosophy Quotes

Questions about meaning, existence, and truth from thinkers who spent their lives searching for answers.

43879 quotes

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"Intentional states are essentially relational; they are always about something beyond themselves."
Sellars, Wilfrid
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"The problem of other minds is dissolved when we recognize that persons are inherently communicative beings."
Sellars, Wilfrid
S
"The categorical imperative requires us to universalize our maxims across all rational agents."
Sellars, Wilfrid
S
"The concept of a person involves the capacity to take responsibility for one's actions and words."
Sellars, Wilfrid
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"The greatest intellectual achievement is recognizing the limits of what we can know."
Hempel, Carl
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"The boundary between science and non-science lies in the possibility of empirical testing."
Hempel, Carl
H
"The most dangerous delusion is believing we have final answers when we have only preliminary ones."
Hempel, Carl
H
"Science is not a collection of truths but a method for approaching truth."
Hempel, Carl
H
"The clarity of our thinking is limited by the precision of our language."
Hempel, Carl
H
"The logical structure of science rests on the possibility of empirical falsification."
Hempel, Carl
H
"The clarity and rigor of scientific thinking set the standard for all rational discourse."
Hempel, Carl
H
"The language of science must be as precise as the phenomena it describes are complex."
Hempel, Carl
L
"Rationality is not about having certainty; it is about admitting when you might be wrong."
Lakatos, Imre
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"The method of conjectures and refutations applies not only to science but to all human endeavor."
Lakatos, Imre
L
"The unity of science is not in its methods but in its commitment to truth-seeking."
Lakatos, Imre
L
"To do science is to accept that today's certainty is tomorrow's superstition."
Lakatos, Imre
L
"The rational mind is not one that never doubts, but one that doubts systematically."
Lakatos, Imre
L
"We must distinguish between the growth of knowledge and the illusion of growth."
Lakatos, Imre
L
"What we call scientific progress is often just a change in perspective, not a march toward a fixed truth."
Lakatos, Imre
L
"The scientist's oath should be to follow the evidence, not to defend the paradigm."
Lakatos, Imre
L
"What distinguishes a scientist from a believer is the willingness to revise belief."
Lakatos, Imre
H
"There is no theory-free observation; all seeing is seeing-as."
Hanson, Norwood Russell
H
"Our conceptual schemes are not mirrors of nature but tools for engaging with it."
Hanson, Norwood Russell
H
"We cannot step outside our frameworks to compare them with reality directly."
Hanson, Norwood Russell
H
"Facts without frameworks are dumb; frameworks without facts are empty."
Hanson, Norwood Russell
H
"Rationality itself is historically conditioned and culturally variable."
Hanson, Norwood Russell
H
"The relationship between theory and observation is more intimate than naive realism suggests."
Hanson, Norwood Russell
H
"Every observation statement presupposes some theoretical background."
Hanson, Norwood Russell
H
"The meaning of a scientific term is determined by its role within a theoretical system."
Hanson, Norwood Russell
H
"The relationship between mind and world is mediated by our conceptual schemes."
Hanson, Norwood Russell