True leadership in energy means balancing today's needs with tomorrow's possibilities.

Representation of the world, like the world itself, is the work of men; they describe it from their own point of view, which they confuse with the absolute truth.

In mining, efficiency and environmental care must go hand in hand.

当你用当地材料建造时，你就是在用当地知识建造。这就是建筑真正变得可持续的方式。

最伟大的真理常常是我们无法用语言表达的。

The story is not in the plot; the plot is the net you throw over the story to catch it.