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And anyone who thinks they can talk about quantum theory without feeling dizzy hasn’t yet understood the first thing about it.

Niels Bohr

Isolated material particles are abstractions, their properties being definable and observable only through their interaction with other systems .
NIELS BOHR

Material Property Science
The present state of atomic theory is characterized by the fact that we not only believe the existence of atoms to be proved beyond a doubt, but also we even believe that we have an intimate knowledge of the constituents of the individual atoms.
NIELS BOHR

Believe Beyond Character Doubt Knowledge Science Theory
The measurement we get when we measure something is not a property of the thing measured.
NIELS BOHR

Measure Property Science
If you have a correct statement, then the opposite of a correct statement is of course an incorrect statement, a wrong statement. But when you have a deep truth, then the opposite of a deep truth may again be a deep truth.
NIELS BOHR

Philosophy Truth Wisdom Wrong Yourself
A deep truth is a truth so deep that not only is it true but it’s exact opposite is also true.
NIELS BOHR

Deep Science Truth Wisdom
I go into the Upanishads to ask questions.
NIELS BOHR

Book Myself Religious
You must come to Copenhagen to work with us. We like people who can actually perform thought experiments!
NIELS BOHR

Experiement People Science Work Yourself
We all know your idea is crazy. The question is whether it is crazy enough.
NIELS BOHR

Crazy Enough Genius Ideas Mad
And anyone who thinks they can talk about quantum theory without feeling dizzy hasn’t yet understood the first thing about it.
NIELS BOHR

Feeling Talk Theory Thinking Understand
Truth and clarity are complementary.
NIELS BOHR

One Liner Science Truth
An expert is a man who has made all the mistakes which can be made, in a narrow field.
NIELS BOHR

Education Encouragement Inspirational Man Mistake
There are trivial truths and the great truths. The opposite of a trivial truth is plainly false. The opposite of a great truth is also true.
NIELS BOHR

Deep Fake Greatness Truth Wisdom
It is not enough to be wrong, one must also be polite.
NIELS BOHR

Enough Polite Wrong
In our description of nature the purpose is not to disclose the real essence of the phenomena but only to track down, so far as it is possible, relations between the manifold aspects of our experience.
NIELS BOHR

Experience Nature Possible Purpose Reality
Some subjects are so serious that one can only joke about them.
NIELS BOHR

Joke Oneself Serious
Accuracy and clarity of statement are mutually exclusive.
NIELS BOHR

Science Support

And anyone who thinks they can talk about quantum theory without feeling dizzy hasn’t yet understood the first thing about it.

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And anyone who thinks they can talk about quantum theory without feeling dizzy hasn’t yet understood the first thing about it.

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More Niels Bohr Quotes