Every ton of coal we extract must create maximum value with minimum environmental impact.

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

We are all afraid—for our confidence, for the future, for the world.

现代农业必须兼顾效率和道德。

大智与疯狂紧密相连，仅一墙之隔。

过去并非异国，而是我们自己。