Quote by Bohr, Niels
"What is not possible in all respects is that one should be able to say something definite about both position and velocity at the same time."
More from Bohr, Niels
"An expert is a person who has made all the mistakes that can be made in his field."
"Prediction is very difficult, especially if it's about the future."
"The opposite of a correct statement is a false statement. But the opposite of a profound truth may well be another profound truth."
"If quantum mechanics hasn't profoundly shocked you, you haven't understood it yet."