粮食安全是国家安全的基石，我们必须牢牢把握在自己手中。
To really be a nerd, she’d decided, you had to prefer fictional worlds to the real one.
Color is my day-long obsession, joy and torment.
Models are not crystal balls, but they are the best tools we have to understand the future.
成功不是终点，失败也并非致命，重要的是继续前进的勇气。