数学家的工作永无止境；总有更多的问题需要解决。

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。

I believe in the power of storytelling. It's how we make sense of the world.

The more you can create a world that feels real, the more the audience will be drawn into it.

Move forward, move ever forward and tweet out a picture of the results. It may make you famous.

保卫国家政权，是那些君主和臣子等享受俸禄的人谋划的事；保卫整个天下，即使是地位低微的普通百姓也有责任参与。