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I have no faith in precision: ...simplicity and clarity are values in themselves, but not... [of] precision or exactness...

— Karl Popper Realism and the Aim of Science (1983)

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More quotes by Karl Popper

There is no history of mankind, there is only an indefinite number of histories of all kinds of aspects of human life.

The Open Society and Its Enemies (1945)

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)

Science may be described as the art of systematic over-simplification — the art of discerning what we may with advantage omit.

The Open Universe : An Argument for Indeterminism (1992)

Science must begin with myths, and with the criticism of myths.

Conjectures and Refutations: The Growth of Scientific Knowledge (1963)

All things living are in search of a better world.

In Search of a Better World (1984)

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Be not afraid of life. Believe that life is worth living, and your belief will help create the fact.

William James The Will to Believe and Other Essays in Popular Philosophy (1897)

Question with boldness even the existence of a god; because, if there be one, he must more approve the homage of reason, than that of blindfolded fear.

Thomas Jefferson Letter to Peter Carr (1787)

I had never doubted my own abilities, but I was quite prepared to believe that "the world" would decline to recognize them.

Colin Wilson Postscript to the Outsider (1967)

Love is the active, working principle in all true faith. It is its very soul, without which it is dead. "Faith works by love."

Jonathan Edwards Dictionary of Burning Words of Brilliant Writers (1895)

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Quote text and notes from Wikiquote: Karl Popper (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.