- 问题详情:Youmayprobablyrecognizemostofthepowerfulgraduationspeakers,whoarewelt-knownpeopleintheirfields,butIthinktheschoolscouldn'thavepickedbetterspeakersthanthem,becausethemostimportantinspirationanyonecanevergetissomeonewholiveshislivingbyexample....
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