眼睛看百步以内的东西，尚且没法看得一清二楚，而要把自己看见的就认为是实际有的，没有看见的就认为是没有的，这样的话天下所没有的东西，可就多了。

每一项伟大的工程成就都始于一个清晰的愿景。

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.

唯一不变的是变化。

Sustainable forestry is not a cost - it's the smartest long-term business strategy we have.

真理还在穿鞋的时候，谎言就走遍了半个世界。