“However, in ordinary life, one cannot live by such principles. Imagine the time it would take if every aspect of experience had to be scrutinized afresh every minute of every day. No; in order to free ourselves from the mundane it is essential that we delegate much of our interpretation of the world to that lower area of the mind that deals with the presumed, the assumed, the probable. Even though it sometimes leads us astray and causes us to misinterpret a flash of sunlight as a girl in a white dress, when these two things are as unlike as two things can be.”