I love to think. I once considered taking drugs as an attempt to better understand an altered state of mind; however, I decided not to. I didn't want to chance ruining the machine.
Richard P. FeynmanSome people think Wheeler's gotten crazy in his later years, but he's always been crazy.
Richard P. FeynmanHave no respect whatsoever for authority; forget who said it and instead look what he starts with, where he ends up, and ask yourself, "Is it reasonable?"
Richard P. FeynmanIf we want to solve a problem that we have never solved before, we must leave the door to the unknown ajar.
Richard P. FeynmanWhat I am going to tell you about is what we teach our physics students in the third or fourth year of graduate school... It is my task to convince you not to turn away because you don't understand it. You see my physics students don't understand it... That is because I don't understand it. Nobody does.
Richard P. Feynman