When the problem [quantum chromodynamics] is finally solved, it will all be by imagination. Then there will be some big thing about the great way it was done. But it's simple -it will all be by imagination, and persistence.
Richard P. FeynmanWe have this terrible struggle to try to explain things to people who have no reason to want to know.
Richard P. FeynmanI have argued flying saucers with lots of people. I was interested in possible. They do not appreciate that the problem is not to demonstrate whether it's possible or not but whether it's going on or not.
Richard P. FeynmanWe are trying to prove ourselves wrong as quickly as possible, because only in that way can we find progress.
Richard P. Feynman