“ The man who knows only one subject is almost as tiresome as the man who knows no subject. 只懂一门学科的人几乎和不懂一门学科的人一样令人厌烦。 Charles Dickens 查尔斯·狄更斯
“ Some books are to be tasted, others to be swallowed, and some few to be chewed and digested. 书有可浅尝者,有可吞食者,少数则须咀嚼消化。 Francis Bacon 弗朗西斯·培根