书籍是最安静、最恒久的朋友；它们是最易接近、最明智的顾问，也是最耐心的老师。
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."
国君自以为神圣聪明,而不去咨询官吏,自以为国家安定强大,而不注重防守,周围的邻国图谋侵略他却不知道戒备。