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Not to be absolutely certain is, I think, one of the essential things in rationality.

Bertrand Russell

Extreme hopes are born from extreme misery.
BERTRAND RUSSELL

Born Hope Misery
The fundamental concept in social science is power, in the same sense in which energy is the fundamental concept in physics.
BERTRAND RUSSELL

Energy Fundamental Power Science
The most savage controversies are those about matters as to which there is no good evidence either way.
BERTRAND RUSSELL

Evidence Goodness Savage
Your writing is never as good as you hoped, but never as bad as you feared.
BERTRAND RUSSELL

Fear Goodness Hope Writing Yourself
The good life is inspired by love and guided by knowledge.
BERTRAND RUSSELL

Goodness Inspirational Knowledge Life
The wise man thinks about his troubles only when there is some purpose in doing so; at other times he thinks about other things, or, if it is night, about nothing at all.
BERTRAND RUSSELL

Man Night Purpose Thinking Wisdom
Neither a man nor a crowd nor a nation can be trusted to act humanely or to think sanely under the influence of great fear.
BERTRAND RUSSELL

Act Fear Greatness Human Man Trust
One must care about a world one will not see.
BERTRAND RUSSELL

Deep Future Oneself See World
This has been my life. I have found it worth living, and would gladly live it again if the chance were offered to me.
BERTRAND RUSSELL

Happiness Life Live Myself Satisfaction Worth
Whoever wishes to become a philosopher must learn not to be frightened by absurdities.
BERTRAND RUSSELL

Fear Mad Philosophy
I consider the official Catholic attitude on divorce, birth control, and censorship exceedingly dangerous to mankind.
BERTRAND RUSSELL

Danger Man Myself Religion
One of the painful things about our time is that those who feel certainty are stupid, and those with any imagination and understanding are filled with doubt and indecision.
BERTRAND RUSSELL

Feeling Imagination Ourselves Pain Time Understand
Anything you’re good at contributes to happiness.
BERTRAND RUSSELL

Goodness Happiness Yourself
The whole problem with the world is that fools and fanatics are always so certain of themselves, and wiser people so full of doubts.
BERTRAND RUSSELL

Doubt Problem Wisdom World
Sometimes the hardest thing in life is to know which bridge to cross and which to burn.
BERTRAND RUSSELL

End Let Go Life
Science is what you know, philosophy is what you don’t know.
BERTRAND RUSSELL

Deep Philosophy Science Yourself

Not to be absolutely certain is, I think, one of the essential things in rationality.

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Not to be absolutely certain is, I think, one of the essential things in rationality.

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