"You can recognize a small truth because its opposite is a falsehood. The opposite of a great truth is another truth."
- 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."
"Prediction is very difficult, especially about the future."
"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."
"An expert is a person who has made all the mistakes that can be made in a very narrow field."
"Those who are not shocked when they first come across quantum theory cannot possibly have understood it."
"Stop telling God what to do with his dice."
"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 excl..."
"Everything we call real is made of things that cannot be regarded as real."
"I myself find the division of the world into an objective and a subjective side much too arbitrary. The fact that religions through the ages have spoken in images, parables, and paradoxes means simply..."