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.
最终，我们只会后悔没有抓住的机会。
Every artist dips his brush in his own soul, and paints his own nature into his pictures.
效率是企业的竞争力，没有效率就没有优势。