quotes by Niels Bohr

"An expert is a person who has made all the mistakes that can be made in a very narrow field."
— Niels Bohr

"The opposite of a correct statement is a false statement. But the opposite of a profound truth may well be another profound truth."
— Niels Bohr

"Prediction is very difficult, especially about the future."
— Niels Bohr

"Never express yourself more clearly than you are able to think"
— Niels Bohr

"The very nature of the quantum theory ... forces us to regard the space-time coordination and the claim of causality, the union of which characterizes the classical theories, as complementary but exclusive features of the description, symbolizing the idealization of observation and description, respectively."
— Niels Bohr

"There are trivial truths and there are great truths. The opposite of a trivial truth is plainly false. The opposite of a great truth is also true."
— Niels Bohr

"Every sentence I utter must be understood not as an affirmation, but as a question."
— Niels Bohr (Nuclear Physics)

"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

"No, no, you're not thinking; you're just being logical."
— Niels Bohr

"“How wonderful that we have met with a paradox. Now we have some hope of making progress.” "
— Niels Bohr

"Every great and deep difficulty bears in itself it’s own solution. It forces us to change our thinking in order to find it."
— Niels Bohr

"There are some things so serious that you have to laugh at them."
— Niels Bohr

"The opposite of a fact is falsehood but the opposite of one profound truth may very well be another profound truth."
— Niels Bohr