Every ton of coal we extract must create maximum value with minimum environmental impact.

Ideas become a material force when they grip the masses.

I don’t have to prove anything to anyone. I only have to follow my heart and concentrate on what I want to say to the world. I run my world.

建筑中最重要的材料是光。

The act of writing is an act of hope, a belief in the power of words to change the world.

我不是为了名声或金钱而打球。我打球是因为我爱这项运动。