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Those who promise us paradise on earth never produced anything but hell.

Karl Popper

The future depends on ourselves, and we do not depend on any historical necessity.
KARL POPPER

Future History Necessary Ourselves
What we need and what we want is to moralize politics, not to politicize morals.
KARL POPPER

Deep Moral Need Politics
The wise man belongs to all countries, for the home of a great soul is the whole world.
KARL POPPER

Greatness Home Man Philosophy Soul Spiritual Wisdom World
He who decides one day that scientific statements do not call for any further test and that they can be regarded as finally verified retires from the game.
KARL POPPER

Call Decision Game Himself Science
The aim of argument, or of discussion, should not be victory but progress.
KARL POPPER

Argument Progress Victory Win
The method of learning by trial and error – of learning from our mistakes – seems to be fundamentally the same whether it is practiced by lower or by higher animals, by chimpanzees, or by men of science.
KARL POPPER

Animal Learning Man Mistakes Ourselves Science
The essential feature of dualist-interactionism is that the mind and brain are independent entities and that they interact by quantum physics.
KARL POPPER

Independent Mindset Science
I hold that he who teaches that not reason but love should rule opens up the way for those who rule by hate.
KARL POPPER

Hate Love Myself Philosophy Teaching
Always remember that it is impossible to speak in such a way that you cannot be misunderstood: there will always be some who misunderstand you.
KARL POPPER

Impossible Philosophy Remember Speak Yourself
Instead of the greatest happiness for the greatest number, one should demand, more modestly, the least amount of avoidable suffering for all.
KARL POPPER

Avoid Demand Greatness Happiness Philosophy Prayer Suffering
We may become the makers of our fate when we have ceased to pose as its prophets.
KARL POPPER

Fate Ourselves Philosophy Success
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.
KARL POPPER

Philosophy Reality Science Speak
We must regard all laws or theories as hypothetical or conjectural; that is, as guesses.
KARL POPPER

Law Philosophy Theory
No rational argument will have a rational effect on a man who does not want to adopt a rational attitude.
KARL POPPER

Argument Man Philosophy Science
Our knowledge can only be finite, while our ignorance must necessarily be infinite.
KARL POPPER

Deep Knowledge Necessary Philosophy
A theory that explains everything, explains nothing.
KARL POPPER

One Liner Philosophy Theory

Those who promise us paradise on earth never produced anything but hell.

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Those who promise us paradise on earth never produced anything but hell.

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