Knowledge makes humble, ignorance makes proud博学使人谦逊，无知使人骄傲。

 

　　 Nothing great was ever achieved without enthusiasm无热情成就不了伟业。

 

　　 The secret of success is constancy of purpose成功的秘诀在于持之于恒。

 

　　 Nothing is impossible to a willing heart只要有一颗意志坚强的心，没事不成。