The only thing we have to fear is fear itself.
Change is not merely necessary to life—it is life.
We are all searching for something, but we don't know what it is.
可持续性不仅仅是一种趋势，更是我们共同的责任。
Every chemical process we develop must pass three tests: Is it safe? Is it sustainable? Is it scalable?
The uniformity of the hybrids in the first generation, the dissimilarity in the second, are facts which cannot escape the attention of an accurate observer.
过去并未死去；它活在我们选择记住和重述的故事中。