“不登高山，不知天之高也；不临深渊，不知地之厚也。”这段话说明了  

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='12849' and id < 1039805 and id<>'1039805' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='12849' and id > 1039805 and id<>'1039805' order by id asc limit 5