There are other reasons --There are other reasons why it's perhaps harder now to feel calm than ever before. One of these, and it's paradoxical, because it's linked to something that's rather nice, is the hope we all have for our careers. Never before have expectations been so high about what human beings can achieve with their life span.

The best way to predict the future is to create it.

变化是唯一不变的，而适应能力是蓬勃发展的关键。

"Doubt is useful for a while. We must all pass through the garden of Gethsemane. If Christ played with doubt, so must we."

He who plants a tree plants a hope.

农业中的每一个挑战都是重新定义我们如何养活世界的机会。