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“It can’t happen here” is always wrong: a dictatorship can happen anywhere.

Karl Popper

“We don’t know anything” and believed that this was the most important philosophical truth.
KARL POPPER

Believe Important Philosophy Truth
Those who promise us paradise on earth never produced anything but hell.
KARL POPPER

Hell Philosophy
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
It is not the consciousness of man that determines his existence – rather, it is his social existence that determines his consciousness.
KARL POPPER

Existence Man Philosophy Spiritual
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
The game of science is, in principle, without end.
KARL POPPER

End Game One Liner Principle Science
We all have an unscientific weakness for being always in the right, and this weakness seems to be particularly common among professional and amateur politicians.
KARL POPPER

Politics Right Science Weakness
In my view, aiming at simplicity and lucidity is a moral duty of all intellectuals: lack of clarity is a sin, and pretentiousness is a crime.
KARL POPPER

Crime Duty Moral Myself Philosophy Simplicity Sin
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
The future depends on ourselves, and we do not depend on any historical necessity.
KARL POPPER

Future History Necessary Ourselves
We may become the makers of our fate when we have ceased to pose as its prophets.
KARL POPPER

Fate Ourselves Philosophy Success
I would rather find a single causal law than be the king of Persia!
KARL POPPER

Law Myself
A theory that explains everything, explains nothing.
KARL POPPER

One Liner Philosophy Theory
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

Achieve Peace Simplicity Weapon World
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

“It can’t happen here” is always wrong: a dictatorship can happen anywhere.

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“It can’t happen here” is always wrong: a dictatorship can happen anywhere.

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