模型检查的挑战不仅在于发现错误，还在于理解它们为何发生。

狗是人类的朋友，因为它看人不分贵贱。

The most profound ideas in mathematics often arise from the simplest observations.

Every challenge in agriculture is an opportunity to redefine how we feed the world.

言语有治愈和毁灭的力量。

I've learned that you can't control everything, but you can control how you react to it.

经验只是我们给错误起的名字。