6 quotes
A principle of induction would be a statement with the help of which we could put inductive inferences into a logically acceptable form.
The Logic of Scientific Discovery (1934)
...no matter how many instances of white swans we may have observed, this does not justify the conclusion that all swans are white.
The Logic of Scientific Discovery (1934)
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)
...non-reproducible single occurrences are of no significance to science.
The Logic of Scientific Discovery (1934)
I believe that the advance of science depends upon the free competition of thought, and thus upon freedom, and that it must come to an end if freedom is destroyed (though it may well continue for some time in some fields, especially in technology).
The Logic of Scientific Discovery (1934)
Bold ideas, unjustified anticipations, and speculative thought, are our only means for interpreting nature: our only organon, our only instrument, for grasping her. And we must hazard them to win our prize. Those among us who are unwilling to expose their ideas to the hazard of refutation do not take part in the scientific game.
The Logic of Scientific Discovery (1934)