Natural science will in time incorporate into itself the science of man, just as the science of man will incorporate into itself natural science: there will be one science. – Karl Marx
Though I had success in my research both when I was mad and when I was not, eventually I felt that my work would be better respected if I thought and acted like a normal person. – John Forbes Nash
You always do what you want to do. This is true with every act. You may say that you had to do something, or that you were forced to, but actually, whatever you do, you do by choice. Only you have the power to choose for yourself. – W. Clement Stone