When you have a good crop, the farmer is happy, his wife is happy, the children are happy, the animals are happy, and the land is happy.

技术本身无法解决问题——关键在于我们如何以道德和远见应用它。

写作是一种生存方式。

就像虎的外形好画，虎的骨骼难画一样，人的外表好认，人心却难了解。

The interplay between quantum mechanics and general relativity is one of the most profound puzzles in modern physics, and solving it may require a complete rethinking of our understanding of the universe.

经济学家正确地预测了过去五次衰退中的九次。