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Karl Popper

"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."

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"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."

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Asa Don Brown

"Never worry about theory as long as the machinery does what it's supposed to do."

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Asa Don Brown

"Of thousands of others, nearer the centre of the explosion, there was no trace. They vanished. The theory in Hiroshima is that the atomic heat was so great that they burned instantly to ashes - except that there were no ashes."

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Asa Don Brown

"Although I know a lot of the previous shuttle flights, in theory, had their tasks laid out; but there were still some changes that came along for them."

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Asa Don Brown

"A theory can be proved by experiment; but no path leads from experiment to the birth of a theory."

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Asa Don Brown

"Theories crumble, but good observations never fade."

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Asa Don Brown

"My theory is that all of Scottish cuisine is based on a dare."

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Asa Don Brown

"I have this theory- that if we're told we're bad, then that's the only ideal we'll ever have."

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Asa Don Brown

"Every great batter works on the theory that the pitcher is more afraid of him than he is of the pitcher."

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Asa Don Brown

"If a philosophic theory is once ruled out of court, no one can tell when it will appear again."

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Asa Don Brown

"They do not merely collect texts; they must also gather data about the context and the informant and, above all, write an analysis of the items based upon the course readings and lecture material on folklore theory and method."

Explore more quotes by Karl Popper

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Karl Popper
"No rational argument will have a rational effect on a man who does not want to adopt a rational attitude."
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Karl Popper
"Our knowledge can only be finite, while our ignorance must necessarily be infinite."
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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."
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Karl Popper
"Science may be described as the art of systematic over-simplification."
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Karl Popper
"In so far as a scientific statement speaks about reality, it must be falsifiable; and in so far as it is not falsifiable, it does not speak about reality."
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Karl Popper
"Those who promise us paradise on earth never produced anything but a hell."
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Karl Popper
"Good tests kill flawed theories; we remain alive to guess again."
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Karl Popper
"We have become makers of our fate when we have ceased to pose as its prophets."
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Karl Popper
"There is no history of mankind, there are only many histories of all kinds of aspects of human life. And one of these is the history of political power. This is elevated into the history of the world."
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Karl Popper
"Piecemeal social engineering resembles physical engineering in regarding the ends as beyond the province of technology."
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