I had learned that science is a rewarding, active process of discovery, not the passive absorption of what others had discovered.
Harold E. VarmusA cancer is not simply a lung cancer. It doesn't simply have a certain kind of appearance under the microscope or a certain behavior, but it also has a set of changes in the genes or in the molecules that modify gene behavior that allows us to categorize cancers in ways that is very useful in thinking about new ways to control cancer by prevention and treatment.
Harold E. Varmus