采矿业必须发展以满足不断变化的世界的需求，否则将被淘汰。
The mining industry must evolve to meet the demands of a changing world, or it will be left behind.
Where all extremes and oppositions vanish, there lies Nirvana.
Diversification is the only free lunch in investing.
人工智能不是关于取代工作，而是关于创造新的工作。