"[T]he age-old obstacle to growth, it's called rigidity. ...When you talk about... finding an answer, proving it, and nobody uses it. A book called ' by ... it was about... who worked in a maternity ward and found that many women after they gave birth... would die. ...He found the women that lived were delivered by the wet nurses and the women that died were delivered by the doctors... He realized that the doctors that would deliver the babies, go across the street [and] do an autopsy, but there's no germ theory. The doctors would wipe off their hands, and go back and infect the women. ...[H]e said, what you have to do is to wash your hands. He told the Titans of medicine. They still exist today. All these Titans of medicine that know everything, that you're doing it wrong. ...[T]hey didn't listen to him but eventually... it did win, it was right, because truth always wins."