好书之人有三病:其一,浮慕时名,徒为架上观美,牙签锦轴,装潢炫曜,骊牝之外,一切不知,谓之无书可也。其二,广收远括,毕尽心力,但图多蓄,不事讨论,徒涴灰尘,半束高阁,谓之书肆可也。其三,博学多识,矻矻穷年,而慧根短浅,难以自运,记诵如流,寸觚莫展,视之肉食面墙诚有间矣,其于没世无闻,均也。夫知而能好,好而能运,古人犹难 A good book of people have three diseases: First, the name of the time of floating Mu, just stand on the United States, Toothpick Jin axis, decoration Hyun Yao, Li 牝 outside, all I do not know, that no books can be. Second, the wide-ranging far-off, to make every effort, but the figure is more savings, no discussion, disciple of dust, half-shelved, that the book Stanford can also. Third, erudition, poor and lonely years, and Hui root short, difficult to transport themselves, memorize the flow, insolent exhibition, depending on the meat wall there is room to carry on, its in nothing, are. Knows well but good, good and can transport, the ancients still