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Theory Quotes - Page 11

It is a test of true theories not only to account for but to predict phenomena.

It is a test of true theories not only to account for but to predict phenomena.

William Whewell (1840). “The Philosophy of the Inductive Sciences: Founded Upon Their History”, p.39

It is an acknowledged truth in philosophy that a just theory will always be confirmed by experiment.

Thomas Malthus (2015). “An Essay on the Principle of Population: Illustrated”, p.11, eKitap Projesi

He that travels in theory has no inconveniences.

Samuel Johnson (1825). “The Works of Samuel Johnson, LL.D.”, p.321

[A] theory is a very dangerous thing to have.

Nassim Nicholas Taleb (2012). “Antifragile: Things That Gain from Disorder”, p.116, Random House

If we have a correct theory but merely prate about it, pigeonhole it and do not put it into practice, then that theory, however good, is of no significance.

Mao Zedong (2017). “Quotations from Chairman Mao Tse-tung (The Little Red Book) & Other Works”, p.155, Lulu.com

Every genuine test of a theory is an attempt to falsify it, or to refute it.

Karl Popper (2014). “Conjectures and Refutations: The Growth of Scientific Knowledge”, p.48, Routledge