"Hope is the thing with feathers that perches in the soul."

A company's values are reflected in its actions, not just its mission statement.

Honor is like an island, rugged and without a beach; once we have left it, we can never return.

Ignorance more frequently begets confidence than does knowledge.  

正是依靠观察和思考才能找到方法。所以我们必须不断挖掘和钻研。

我们生产的每一桶石油都伴随着比以往做得更好的承诺。