Quote Origin: An Expert Is a Person Who Has Made All the Mistakes Which Can Be Made in a Very Narrow Field

Niels Bohr? Edward Teller? Werner Heisenberg? W. P. Northrup? Benjamin Stolberg? Harry M. Meacham? Eugene Kane? Anonymous? Question for Quote Investigator: Expertise is often acquired by learning from a series of errors. Here are three pertinent statements whose meanings diverge. The similarities suggest that these remarks still belong in the same family: (1) An expert …

Quote Origin: Deep Truths Are Statements in Which the Opposite Also Contains Deep Truth

Niels Bohr? Hans Bohr? Werner Heisenberg? Oscar Wilde? Emilio Segrè? Carl Sagan? Anonymous? Question for Quote Investigator: A famous scientist once asserted something like this: The opposite of a deep truth is another deep truth. Would you please help me to find a citation and the correct phrasing? Reply from Quote Investigator: In 1949 the …

The Universe Is Not Only Queerer Than We Suppose, But Queerer Than We Can Suppose

Arthur Eddington? J. B. S. Haldane? Werner Heisenberg? Arthur C. Clarke? Stanley Kubrick? J. B. Priestly Dear Quote Investigator: The physics of quantum mechanics, relativity theory, and string theory are mind-bending. Scientists have made remarkable strides in the twentieth and twenty-first centuries; yet, some believe that the progress will stop before the completion of an …