"The first thing Bohr said to me was that it would only then be profitable to work with him if I understood that he wa…"

"Progress leads to confusion leads to progress and on and on without respite. Every one of the many major advances … c…"

"A number of current theoretical explorations will turn out to be passing fancies..."

"Today we live in the midst of upheaval and crisis. We do not know where we are going, nor even where we ought to be g…"

"Of course, relative citation frequencies are no measure of relative importance. Who has not aspired to write a paper …"

"A new man appears abruptly, the ‘suddenly famous Doctor Einstein.’ He carries the message of a new order in the unive…"

"I made a discovery, perhaps known to others but new to me: I need not put myself center stage but can rather place my…"

"Deliberately or not, every author is of course present in every book he or she writes — even in a scientific text."

"I lived altogether in nine different places while in hiding, because whenever something happened, either someone betr…"

"One of the things I learned, one of the strangest things, is how to think. There was nothing else to do. I couldn't s…"