"No matter how many instances of white swans we may have observed, this does not justify the conclusion that all swans are white."
— Science

January 1, 1970

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Science
Original Language: English

Sources

Karl Popper, A Survey of Some Fundamental Problems (1959), Ch. 1, Sec. I: The Problem of Induction, p. 27; see w:Falsifiability#Falsificationism