Karl Popper Quotes - 9quotes.com

It is impossible to speak in such a way that you cannot be misunderstood.
Written by Karl Popper
Our knowledge can only be finite, while our ignorance must necessarily be infinite.
Written by Karl Popper
No rational argument will have a rational effect on a man who does not want to adopt a rational attitude.
Written by Karl Popper
Those who promise us paradise on earth never produced anything but a hell.
Written by Karl Popper
Science may be described as the art of systematic over-simplification.
Written by Karl Popper
Good tests kill flawed theories; we remain alive to guess again.
Written by Karl Popper
Science must begin with myths, and with the criticism of myths.
Written by Karl Popper
We have become makers of our fate when we have ceased to pose as its prophets.
Written by 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.
Written by Karl Popper
Piecemeal social engineering resembles physical engineering in regarding the ends as beyond the province of technology.
Written by 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.
Written by 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.
Written by 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.
Written by Karl Popper

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