不要让任何人告诉你你做不到某件事。
这就好像自己赤裸着身体却指责别人掀起衣服不礼貌一样。 
When the last tree is cut, the last dollar will lose its meaning.
In language, we find the essence of human creativity.
"History is not the past but a map of the past, drawn from a particular point of view, to be useful to the modern traveller."