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Every intellectual has a very special responsibility. He has the privilege and the opportunity of studying.

Karl Popper

The way of science is paved with discarded theories that were once declared self-evident.
KARL POPPER

Evidence Science Theory Way
The aim of argument, or of discussion, should not be victory but progress.
KARL POPPER

Argument Progress Victory Win
All life is problem-solving.
KARL POPPER

Life One Liner Philosophy
Those who promise us paradise on earth never produced anything but hell.
KARL POPPER

Hell Nature Promise
The game of science is, in principle, without end.
KARL POPPER

End Game One Liner Principle Science
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
True ignorance is not the absence of knowledge, but the refusal to acquire it.
KARL POPPER

Knowledge Philosophy True
It is wrong to think that belief in freedom always leads to victory; we must always be prepared for it to lead to defeat. If we choose freedom, then we must be prepared to perish along with it.
KARL POPPER

Believe Choice Freedom Lost Philosophy Prepare Thinking Victory Wrong
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
Theology, I still think, is due to a lack of faith.
KARL POPPER

Faith One Liner Thinking
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
If our civilization is to survive, we must break with the habit of deference to great men.
KARL POPPER

Break Greatness Men Ourselves Survive
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
Great men may make great mistakes.
KARL POPPER

Greatness Men Mistake One Liner
History has no meaning.
KARL POPPER

History One Liner
We must plan for freedom, and not only for security, if for no other reason than only freedom can make security more secure.
KARL POPPER

Freedom Philosophy Reason Security

Every intellectual has a very special responsibility. He has the privilege and the opportunity of studying.

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Every intellectual has a very special responsibility. He has the privilege and the opportunity of studying.

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