盈利和可持续性必须齐头并进，否则两者都无法持久。

钢琴上贴着一条告示：请不要枪杀钢琴师，他已经尽力了。

The most important thing is to enjoy your life—to be happy—it's all that matters.

Sustainable mining isn't an option anymore - it's our responsibility to future generations.

它让我如鱼得水。