Operational excellence and efficiency improvements are fundamental to reducing our environmental impact.

"The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter."

最重要的是享受你所做的事情。

The way in which men produce their means of subsistence depends first of all on the nature of the actual means they find in existence and have to reproduce.

过去并未死去，它甚至还未过去。