Atomic Physics and Human Knowledge
A source page for quotes linked to Niels Bohr.
“Prediction is very difficult, especially about the future.”
“An expert is a person who has made all the mistakes that can be made in a very narrow field.”
“Address to Albert Einstein: You are not thinking. You are merely being logical.”
“Some subjects are so serious that one can only joke about them.”
“If we couldn't laugh at ourselves, that would be the end of everything.”
“A deep truth is a truth so deep that not only is it true but it's exact opposite is also true.”
“In the great drama of existence we are audience and actors at the same time.”
“If you think you understand it, that only shows that you don't know the first thing about it.”
“The measurement we get when we measure something is not a property of the thing measured.”
“There is no hope for any speculation that does not look absurd at first glance.”
“Physics is the belief that a simple and consistent description of nature is possible.”
“Anybody who is not shocked by this subject has failed to understand it. [of quantum mechanics]”
“Everything we call real is made of things that cannot be regarded as real.”
“An expert is a man who has made all the mistakes which can be made, in a narrow field.”
“Prediction is very difficult, especially if it's about the future.”
“If quantum mechanics hasn't profoundly shocked you, you haven't understood it yet.”
“Your theory is crazy, but it's not crazy enough to be true.”
“Never express yourself more clearly than you are able to think.”
“There are some things so serious you have to laugh at them.”