There are unknown forces in nature; when we give ourselves wholly to her, without reserve, she lends them to us; she shows us these forms, which our watching eyes do not see, which our intelligence does not understand or suspect.
"Un libro es una conversación entre el autor y el lector a través del tiempo."
亲眼目睹世道的变化趋向,才知道国家治乱的关键必定在于人心的向背和风俗的好坏。