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礦業企業要注重資源綜合利用，提高資源利用效率。

The absence is often more powerful than the presence.

"We are all connected by the threads of the past, whether we know it or not."

我不缺乏把一個想法徹底思考下去的勇氣，到目前為止，我還沒有遇到過我害怕的想法。

The future of computing is not just about faster processors, but about smarter systems that can learn and adapt.

"Innocence always calls mutely for protection when we would be so much wiser to guard ourselves against it: innocence is like a dumb leper who has lost his bell, wandering the world, meaning no harm."

The materials I use are witnesses of time.