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Դzhanqunjishuduange    ʱ䣺2019-11-21 21:41:32  ֺţ С     

5Knowledge is power.Bacon

SN_NP8N N6Knowledge is a treasure, but practice is the key to it.̫Ƕͯɡ

̫Ƕͯɡ֪֪ʶǽԷõij򡣡ɯʿ5Nothing is more terrible than ignorance in action.

8Wise men are silent; fools talk.̫Ƕͯɡ




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