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If our civilization is to survive, we must break with the habit of deference to great men.

Karl Popper

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

Deep Knowledge Necessary Philosophy
Science is most significant as one of the greatest spiritual adventures that man has yet known.
KARL POPPER

Adventure Greatness Man Science Spiritual
Theology, I still think, is due to a lack of faith.
KARL POPPER

Faith One Liner Thinking
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
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
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
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
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
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
While differing widely in the various little bits we know, in our infinite ignorance we are all equal.
KARL POPPER

Deep Difference Equality Ourselves Philosophy
A theory that explains everything, explains nothing.
KARL POPPER

One Liner 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
The aim of argument, or of discussion, should not be victory but progress.
KARL POPPER

Argument Progress Victory Win
True ignorance is not the absence of knowledge, but the refusal to acquire it.
KARL POPPER

Knowledge Philosophy True
History has no meaning.
KARL POPPER

History One Liner

If our civilization is to survive, we must break with the habit of deference to great men.

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If our civilization is to survive, we must break with the habit of deference to great men.

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