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Quotes for: theory


Quotes for: theory




All theory, dear friend, is gray, but the golden tree of life springs ever green,
Johann Wolfgang von Goethe - Faust: A Tragedy / 



All theory, dear friend, is gray, but the golden tree of life springs ever green,

Image attribution  Background photo by Jeremy Bishop on Unsplash





Philosophy aims at the logical clarification of thoughts. Philosophy is not a body of doctrine but an activity.
Ludwig Wittgenstein - Tractatus Logico-philosophicus / 






A theory which is not refutable by any conceivable event is non-scientific. Irrefutability is not a virtue of a theory (as people often think) but a vice.
Karl Popper - Conjectures and Refutations: The Growth of Scientific Knowledge / 






It is the theory that decides what can be observed.
Albert Einstein / 






True art is creation, and creation is beyond all theories.
Carl Gustav Jung / 



True art is creation, and creation is beyond all theories.




Whenever a theory appears to you as the only possible one, take this as a sign that you have neither understood the theory nor the problem which it was intended to solve.
Karl Popper / 






Scientific theory is a contrived foothold in the chaos of living phenomena.
Wilhelm Reich






Experience without theory is blind, but theory without experience is mere intellectual play.
Immanuel Kant ? - Quotation of uncertain origin / 






I cannot help fearing that men may reach a point where they look on every new theory as a danger, every innovation as a toilsome trouble, every social advance as a first step toward revolution, and that they may absolutely refuse to move at all.
Alexis de Tocqueville






If the facts don't fit the theory, change the facts.
Albert Einstein






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