Efficient market theory is correct in that there are no gross inefficiencies， but we look at anomalies that may be small in size and brief in time.

Sometimes, the best way to help someone is just to be near them.

Leadership in mining means making tough decisions that benefit all stakeholders, not just shareholders.

可持续性是采石业的未来，我们必须立即行动。

比起形式，我更关注体验的强度。