1、That is a good book which is opened with expectation and closed with profit.
2、A good book is the best of friends, the same today and forever.
3、A book is like a garden carried in the pocket.
4、Books and friends should be few but good. （or Books, like friends, should be few and well chosen.）
5、Books are the ever-burning lamps of accumulated wisdom.
6、Knowledge advances by steps and not by leaps.
7、Some books are to be tasted, others to be swallowed, and some few to be chewed and digested.
8、Learning without thought means labor lost; thought without learning is perilous.
9、Knowledge is treasure, but practice is the key to it.
10、A good book is the best friend, the same today and forever.
11、There is no royal road to learning.
12、Reading makes a full man, conference a ready man, and writing an exact man.
13、Reading is to the mind what exercise to the body.
14、Enlarge your views by reading.
15、Genius is one percent inspiration and ninety-nine percent perspiration.
16、There is no friend so faithful as a good book.
17、To read without reflecting is like eating without digesting.
18、Use a book as a bee does flowers.
19、A book that remains shut is but a block.
20、Art is long, but life is short.
21、Wisdom in the mind is better than money in the hand.
22、That is a good book which is opened with expectation and closed with profit.