"I don't believe that any longer. I believe that before all else I am a reasonable human being just as you are--or, at all events, that I must try and become one. I know quite well, Torvald, that most people would think you right and that views of that kind are to be found in books, but I can no longer content myself with what most people say or with what is found in books. I must think over things for myself and get to understand them."