1、活到老，学到老。    Live and learn.    
2、读书如蜜蜂采花。  Use a book as a bee does flowers.  3、请及时归还     Return in time!  
 4、知识源于勤奋。  Knowledge comes from diligence.  
5、学无止境。  There is no ending to learning.  
6、思考就是明白。 To think is to see.   
7、小草对您微微笑，请您把路绕一绕。  Tiny grass is smiling to you and asking you to make the round of your road.   
8、小草有生命，脚下有深情。     Tiny grass has a life， sincere concern shows under your feet. 
9、小草含羞笑，请君莫打扰。     Tiny grass is shyly smiling and would not like to be interrupted.  
10、一抹绿色现文明，还请足下多留情。     A patch of green presents the civilization， a careful step should be considered.    
11、文明连着你我他，请您爱护草和花     Civilization links you， me and him. Please mind the grass and flowers.  
12、芳草青青，足下留情。     Balmy grass is so green， careful step is so sweet.  
13、足下留情，小草常青。     Your careful step keeps tiny grass invariably green.