Efficiency in extraction isn't just good for profits; it's good for the planet.

在讲故事时，你必须无所畏惧，要突破界限，挑战常规。

In the short run, the market is a voting machine but in the long run, it is a weighing machine.

I have always believed that the way to make money is to buy when everyone else is selling and to sell when everyone else is buying.