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"If you can’t fly, then run. If you can’t run, then walk. If you can’t walk, then crawl. But whatever you do, you have to keep moving forward."

Innovation in mining technology is what will keep the industry alive in the next century.

最好的兒童書籍是那些讓孩子思考的書籍。

為了成功，你必須愿意失敗。