品质是品牌的生命线，没有品质就没有市场。

Life is measured by thought and action，not by time.

The deepest theorems often arise from the simplest observations.

The degree of slowness is directly proportional to the intensity of memory; the degree of speed is directly proportional to the intensity of forgetting.

可持续性不是一个流行词，而是矿业前进的唯一道路。