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Karl Popper

Read through the most famous quotes from Karl Popper

Science may be described as the art of systematic oversimplification.

— Karl Popper


No rational argument will have a rational effect on a man who does not want to adopt a rational attitude.

— Karl Popper

#argument #attitude #does #effect #man

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.

— Karl Popper

#intended #neither #nor #only #possible

No book can ever be finished. While working on it we learn just enough to find it immature the moment we turn away from it

— Karl Popper

#end #finish #learning #letting-go #the-end

We are social creatures to the inmost centre of our being. The notion that one can begin anything at all from scratch, free from the past, or unindebted to others, could not conceivably be more wrong.

— Karl Popper


It is complete nihilism to propose laying down arms in a world where atom bombs are around. It is very simple: there is no way of achieving peace other than with weapons.

— Karl Popper

#war #freedom

While differing widely in the various little bits we know, in our infinite ignorance we are all equal.

— Karl Popper

#knowledge #wisdom #equality

The most we can say of democracy or freedom is that they give our personal abilities a little more influence on our well-being.

— Karl Popper


Good tests kill flawed theories; we remain alive to guess again.

— Karl Popper

#alive #flawed #good #guess #kill

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.

— Karl Popper

#elevated #histories #history #human #human life

About Karl Popper

Karl Popper Quotes

Did you know about Karl Popper?

His idea was that a number statement such as "2 apples + 2 apples = 4 apples" can be taken in two senses. He proposed three worlds: World One being the physical world or physical states; World Two being the world of mind or mental states ideas and perceptions; and World Three being the body of human knowledge expressed in its manifold forms or the products of the second world made manifest in the materials of the first world (i. Hume I felt was perfectly right in pointing out that induction cannot be logically justified.

He is generally regarded as one of the greatest philosophers of science of the 20th century. In 1992 he was awarded the Kyoto Prize in Arts and Philosophy for "symbolising the open spirit of the 20th century" and for his "enormous influence on the formation of the modern intellectual climate". He is also known for his opposition to the classical justificationist account of knowledge which he replaced with critical rationalism "the first non justificational philosophy of criticism in the history of philosophy".

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