The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.
宇宙不仅比我们想象的更奇怪，而且比我们能够想象的更奇怪。
光是关键。没有光，就没有图像。
农民增收不能只靠政策，更要靠市场机制和产业升级。
The past is a foreign country, but we are all its citizens.