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

Karl Popper

History has no meaning.
KARL POPPER

History One Liner
A theory that explains everything, explains nothing.
KARL POPPER

One Liner Philosophy Theory
We must regard all laws or theories as hypothetical or conjectural; that is, as guesses.
KARL POPPER

Law Philosophy Theory
If you can’t say it simply and clearly, keep quiet, and keep working on it till you can.
KARL POPPER

Quiet Science Simplicity Yourself
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
The simple truth is that truth is hard to come by, and that once found may easily be lost again.
KARL POPPER

Easy Hard Lost Philosophy Simplicity Truth
Those who promise us paradise on earth never produced anything but hell.
KARL POPPER

Hell Philosophy
Science must begin with myths, and with the criticism of myths.
KARL POPPER

Beginning Science
Theology, I still think, is due to a lack of faith.
KARL POPPER

Faith One Liner Thinking
The conspiracy theory of society, comes from abandoning God and then asking: “Who is in his place?”
KARL POPPER

Abandonment God Himself Place Spiritual Theory
“We don’t know anything” and believed that this was the most important philosophical truth.
KARL POPPER

Believe Important Philosophy Truth
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
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
Science is most significant as one of the greatest spiritual adventures that man has yet known.
KARL POPPER

Adventure Greatness Man Science Spiritual
We can all participate in the heritage of man. We all can help to preserve it. And we can all make our own modest contribution to it.
KARL POPPER

Help Man Nature Ourselves

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

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

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