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If you aren’t confused by quantum mechanics, you haven’t really understood it.

Niels Bohr

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
Every sentence I utter must be understood not as an affirmation, but as a question.
NIELS BOHR

Myself Science Understand
We are all agreed that your theory is crazy. The question which divides us is whether it is crazy enough to have a chance of being correct. My own feeling is that it is not crazy enough.
NIELS BOHR

Crazy Enough Feeling Theory
Truth and clarity are complementary.
NIELS BOHR

One Liner Science Truth
Truth is something that we can attempt to doubt, and then perhaps, after much exertion, discover that part of the doubt is not justified.
NIELS BOHR

Discovery Doubt Justice Science Truth
Every valuable human being must be a radical and a rebel, for what he must aim at is to make things better than they are.
NIELS BOHR

Himself Human Value
The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.
NIELS BOHR

Democracy Politics Secret Weapon
A person who wasn’t outraged on first hearing about quantum theory didn’t understand what had been said.
NIELS BOHR

Funny Person Science Understand
The measurement we get when we measure something is not a property of the thing measured.
NIELS BOHR

Measure Property Science
If you aren’t confused by quantum mechanics, you haven’t really understood it.
NIELS BOHR

Understand Yourself
An independant reality in the ordinary physical sense can neither be ascribed to the phenomenon nor to the agencies of observation.
NIELS BOHR

Agency Independent Ordinary Reality
Some things are so serious, they can only be joked about.
NIELS BOHR

Funny Joke Science Serious
In the great drama of existence we are audience and actors at the same time.
NIELS BOHR

Audience Existence Greatness Time
Of course I don’t believe in it pointing to horseshoe on his office wall. But I understand that it brings you luck whether you believe in it or not.
NIELS BOHR

Believe Faith Understand Wall Yourself
If you think you understand it, that only shows that you don’t know the first thing about it.
NIELS BOHR

Thinking Understand Yourself
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

If you aren’t confused by quantum mechanics, you haven’t really understood it.

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If you aren’t confused by quantum mechanics, you haven’t really understood it.

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