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

宪法的一个伟大目标是限制多数人压迫少数人。

Happiness is not something ready-made. It comes from your own actions.

The world is full of people who have never, since childhood, met an open doorway with an open heart.

写作是一种疾病，而出版则是它的症状。

One must have chaos within oneself to give birth to a dancing star.

最重要的是享受旅程。

The natural effort of every individual to better his own condition， when suffered to exert itself with freedom and security， is so powerful a principle that it is alone， and without any assistance， not only capable of carrying on the society to wealth and prosperity but of surmounting a hundred impertinent obstructions with which the folly of human laws too often encumbers its operations.