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Karl Popper1902–1994

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 on ideas

Objective Knowledge: An Evolutionary Approach (1972)

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More from Karl Popper

We must plan for freedom, and not only for security, if for no other reason than that only freedom can make security secure.
The Open Society and Its Enemies (1945), Vol. 2, Ch. 21 “An Evaluation of the Prophecy”
- Freedom
The game of science is, in principle, without end. He who decides one day that scientific statements do not call for any further test, and that they can be regarded as finally verified, retires from the game.
The Logic of Scientific Discovery (1934), Ch. 2 “On the Problem of a Theory of Scientific Method”, Section 11: Methodological Rules as Conventions, p. 32.
- Science
Scientists try to eliminate their false theories, they try to let them die in their stead. The believer⁠—whether animal or man⁠—perishes with his false beliefs.
Epistemology Without A Knowing Subject (1967)
- Science

All 18 quotes from Karl Popper

More about ideas

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