Science is like sex: sometimes something useful comes out, but that is not the reason we are doing it.
Before I was born, my father told my mother, 'If it's a boy, he's going to be a scientist.'
It has not yet become obvious to me that there's no real problem. I cannot define the real problem; therefore, I suspect there's no real problem, but I'm not sure there's no real problem.
Once I get on a puzzle, I can't get off.
Physics has a history of synthesizing many phenomena into a few theories.
It is necessary to look at the results of observation objectively, because you, the experimenter, might like one result better than another.